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18401.

Which is the correct formula

Answer»

Answer:

A) Only KHALED

Step-by-step EXPLANATION:

it is a GP with

first term = a =1

common RATIO = 3

so, nth term of a GP = arⁿ⁻¹

                                  = 1x3ⁿ⁻¹

which was TOLD by Khaled only.
Discussion
18402.

Sucessor of - 200 in numberline chapter

Answer»

ANSWER:

the SUCCESSOR of -200 is -199

Step-by-step EXPLANATION:
Discussion
18403.

If 130-44) & (221+34)prove that theLa p qh-q2(x+y)​

Answer»

ANSWER:

I can't UNDERSTAND the SITUATION

Step-by-step explanation:

1
Discussion
18404.

X³+2x²-3x and 2x³+5x²-3x

Answer»

ANSWER:

Step-by-step EXPLANATION:

Jcfjjddjjd
Discussion
18405.

If a pen drive bought for Rs 1000 is sold at 20% profit, Find the profit amount.

Answer»

Answer:

22.7

Step-by-step explanation:

1000*9/10*87/100=783

cost PRICE =783+35=815

profit %=(1000-815)/815=185/815*100≈22.7
Discussion
18406.

The prices of a scooter was ₹34000 last year. it has increased by 20% this year. what is price now ?​

Answer»

ANSWER:

it is RS 6800 extra

Step-by-step EXPLANATION:

which  is 34000+6800

=40800
Discussion
18407.

5.In an AP the sum of n term of an AP is 4n +82n. find anADAD​

Answer»

Step-by-step explanation:

5।

একটি এপিতে একটি এপি এর N পদের যোগফল 4N + 82N হয়। একটি খুঁজে

বিজ্ঞাপন

খ্রিস্টাব্দ
Discussion
18408.

Two numbers are in the ratio 3:5. If each number is increased by 4, the ratio becomes 5:7. (a) Calculate x. (b) Find the sum of the numbers.

Answer»

ANSWER:

a) √2 B)5√2

Step-by-step EXPLANATION:
Discussion
18409.

(i) If the zeroes of the polynomial x x are a – b, a, a + b, find a and b. (2M)

Answer»

it is SOLVED USING BINOMIAL theorem X are a – b, a, a + b, find a and b. (2M)

c = 0c1 + 0c2+.........
Discussion
18410.

1 बटा 3 और 1 बटा 9 के बीच तीन परिमेय संख्या ज्ञात कीजिए​

Answer»

ANSWER:

ENGLISH PLZ............
Discussion
18411.

The graph of y =f X Factor is given.how many zeros are there for f(x)

Answer»

Step-by-step EXPLANATION:

if any GIRL INTERESTED to TALK to me then INBOX me
Discussion
18412.

Find the two positive odd integers sum of whose square 290​

Answer»

Answer:

Now it is GIVEN that the sum of the SQUARES is 290. In the question we are given with positive integers. Hence the NUMBER is 11 and the consecutive odd number is 13.

Step-by-step explanation:

hope it will be helpful to you ..✌
Discussion
18413.

7. A 3 cm wide border is printed on 100 sheets of paper, each of length 40 cm and breadth 30 cm. Ifit costs ** 2.50 to print 100 sq cm of border, what is the total cost of printing the border?​

Answer»

একটি 3 সেমি প্রশস্ত সীমানা 100 টি শীট কাগজে মুদ্রিত হয়, প্রতিটি দৈর্ঘ্যের 40 সেমি এবং প্রস্থ 30 সেমি। যদি

সীমান্তের 100 বর্গ সেমি মুদ্রণের জন্য এটি ব্যয় হয়েছে ** 2.50, সীমান্তটি মুদ্রণের মোট ব্যয়
Discussion
18414.

(v) Area of a parallelogram is ofthe area of a triangle if they bothsame base and betweensame parallel lines.areon​

Answer»

ANSWER:

yllllmnml Louisianan PELAGIANISM
Discussion
18415.

މި އައީމަ ދިL.1މި ހިތް އެވީ.. 0ދަށް ލިއް ހެ ން ޚަ ރަ) )ފަޤް (11( 6_ދިހަ 7/7 (ހަހިތަށް ވަރަށް ފަރިވާ ރަރހަހަމައެކިSeurmultiples of a( ފެއާއެއްރތީ )(ފުރާގައާއި ކަތާއެކީ fu + ( ޕީfM އެމެ , ,r( 3ގައިމު އެއް ކާޤާވެ، ފިލްމަކަށް ﷲ .ހަ ށް 2ފާރި8. Ita diferenusބަހަށް ދިދީ އަކީ އުފެއްނިMy dh.( 3I am​

Answer»

Step-by-step EXPLANATION:

\huge\star\underline\mathfrak\green{Follow\:me}
Discussion
18416.

Q.2 Which is the least factor ofany number?​

Answer»

Answer:

1 is the LEAST factor

plz MARK me as BRAINLIEST

Discussion
18417.

Write four solution for the following equation2x+y=7

Answer»

ANSWER:

2xy=7

xy=2/7

1,2/3

this is the CORRECT answer

PLZZ MARK me a BRILLANT plzz
Discussion
18418.

In a year, a man earns ₹3,60,000 and paid ₹24,000 as income tax. Find the ratio of his (a) income to income tax. (b) income tax to income after paying income tax.

Answer»

ANSWER:

a. 3,60,000/24, 000

=15:1

b. 24,000:336000

1:14

here is your answer
Discussion
18419.

After rationaling the denominator of 7/3root3-2root2​

Answer»

ANSWER:

HOPE this HELPS you

Mark as BRAINLIEST

Discussion
18420.

A_____ is product of factors

Answer»

ANSWER:

SUM are the PRODUCT FACTOR
Discussion
18421.

The graph of y =f(x)is given.how many zeros are there for f(x)

Answer»

Answer:

it has no zeros

Step-by-step EXPLANATION:

as the graph of y=f[X] does not CUT the x-axis at any point.So,it has no zeros.
Discussion
18422.

In the adjoining figure​

Answer»

Answer:

1)-

ANGLE BMD =45°

angleAEM=67.5°

angleCAD=42°
Discussion
18423.

3 men take 2 days to paint 5 fences . Working at the same rate , how long will it take for 2 men to paint one fence​​

Answer»

3 টি বেড়া আঁকার জন্য 3 পুরুষ সময় নেয় 2 দিন। একই হারে কাজ করা, 2 টি পুরুষের একটি বেড়া আঁকাতে কত সময় লাগবে L
Discussion
18424.

11.4.8 x 1.8+ 3.6+5.4 of9 5) ( (ل​

Answer»

ANSWER:

the answer is 110.808

Step-by-step EXPLANATION:

MARK as BRAINLIEST answer
Discussion
18425.

Cannons was falling down in a town between ten times and a train wasgoing in this direction 72 km. /hour.The sound speed was 380 Metre /sec...Then how much time after the train's passenger willhear the cannons sound?​

Answer»

I am THINKING about the QUESTION
Discussion
18426.

One angle is 3 times supplement. the angle is what​

Answer»

Step-by-step explanation:

180 – 45 = 135 DEGREES for the larger ANGLE. One angle is 3 TIMES its supplement INCREASED by 68 degrees
Discussion
18427.

Class 10 exercise 4A Q 1only correct solutions....​

Answer»

{\green {\boxed {\mathtt {✓verified\:answer}}}}

{\bf{\blue{\underline{Here\:is\:your\:answer}}}}

Yes \: this \: is \: the \: quadratic \: equation \: because \: this \: is \: in \: the \: form \: of \: \\ a {x}^{2} + bx + c \\ where \: a = 2 \: \\ b = \frac{5}{2} and \: \\ c = - \sqrt{3} \\Moreover \:this \:is\:a\:quadratic\:polynomial\:so\:a\:quadratic\:polynomial\:can\:also\:be\:a\:quadratic\:equation

{\huge{\orange{\mathtt{╚─━━━-------━░★░━-------━━━─╝}}}}
Discussion
18428.

Express 8712 product of primes​

Answer»

ANSWER:

2178:is the answer I. am not SURE
Discussion
18429.

Find the GCD of the polynomials 45(x⁴ - x³ - x²) and 75(8x⁵ + x²)​

Answer»

ANSWER:

This is the answer to your question.

Step-by-step EXPLANATION:

PLEASE MARK this as the BRAINLIEST ANSWER........
Discussion
18430.

Use a fractional index to write (a)root of 5​

Answer»

ANSWER:

√5​  = 5 1/2

it is the FRACTIONAL INDEX
Discussion
18431.

In the figure what is the value of X

Answer»

ANSWER:

Step-by-step EXPLANATION:

REFER to the PHOTO given below and don't FORGET to MARK me as BRAINLIEST as I know u r BRILLIAN
Discussion
18432.

Find the 23rd term of A.p -7,-3,1

Answer»

First TERM (a)= 7
Common DIFFERENCE (d) = +4
23rd term= -7 + 22(4) = 81
Discussion
18433.

اهStateAngle sumproperpty of thetriangle findvalueofP& all the 3 anglesthe 3 angles of a triangle the angles are (3x-2), (2x+211)and (5x-9)​

Answer»

Answer:

ANGLE sum property states that the sum of three angles of a TRIANGLE are equal to 180 DEGREES.

Step-by-step explanation:

Please recheck the VALUES because the value of X is coming in negative.

Discussion
18434.

18 x square y - 24 x y z factorise solve

Answer»

ANSWER:

Step-by-step explanation:

18x^2y-24xyz

6xy(3x-8z)
Discussion
18435.

The distance between the graph of the equation y=-5 and y=1 it will be 5 or 6

Answer»

ANSWER:

by MAKING the graf of the given equation you can see the distance between the LINE which is 6
Discussion
18436.

Express 5+√2i/5-√2i in the form of a+ ib

Answer»

Step-by-step EXPLANATION:

(5+√2i)/(5-√2i)

(5+√2i)/(5-√2i)×5+√2i/5+√2i

(5+√2i)^2/5^2-(√2i)^2=25+2i^2+10√2i/25-2i^2

=25-2+10√2i/25+2

=23+10√2i/27
Discussion
18437.

What must be added to 4.636 to get 735

Answer»

Answer:

730.364

Step-by-step EXPLANATION:

.........

.

.........
Discussion
18438.

Write 5.673 × 10-2 in usual form.

Answer»

Answer:

54.73

Step-by-step EXPLANATION:

PLEASE MARK me as BRAINLIEST

Discussion
18439.

Plz slove this with step explaintion​

Answer»

PLZZ MARK it as BRAINLIEST
Discussion
18440.

?2) वर्गसमीकरणासमोर दिलेल्या चलाच्या किमती त्या समीकरणांची मुळे आहेत की नाही ते ठरवा.2x2-x-10 %= 0,x=-2​

Answer»

Answer:

aglasem

Home  स्कूल बोर्ड

कक्षा 10 गणित के महत्वपूर्ण प्रश्न उत्तर – द्विघात समीकरण

by Anil KUMAR

 December 7, 2019

6 min read



गणित विषय की अच्छी तैयारी के लिए कक्षा 10 गणित के महत्वपूर्ण प्रश्न उत्तर – द्विघात समीकरण यहाँ प्राप्त कर सकते हैं। ऐसे छात्र जो गणित विषय की परीक्षाओं में अच्छे अंक प्राप्त करना चाहते है उन्हें अपनी तैयारी के लिए यहाँ द्विघात समीकरण के महत्वपूर्ण प्रश्न-उत्तर मिल जाएंगे। महत्वपूर्ण प्रश्न-उत्तर की जानकारी किसी भी परीक्षा की तैयारी के लिए आवश्यक होती है। इस पेज में NCERT Book के यूनिट 4 – द्विघात समीकरण के महत्वपूर्ण प्रश्न-उत्तर प्राप्त कर सकते हैं।
Discussion
18441.

व्हाट फ्रैक्शन ऑफ़ एवरेज 45 मिनिट​

Answer»

Answer:

22.5

Step-by-step explanation:

1/2 × 45 = 22.5

hope it HELPS you
Discussion
18442.

Eighteen lakh five hundred​

Answer»

1800500 is RIGHT ANSWER
Discussion
18443.

Sin-1 x + cos-1x is equal to ​

Answer»

SIN-1 X + cos-1x = COSEC 2X - sin x
Discussion
18444.

Solve a(x^2- 1) -x ( a^2-1) =0 by factorization method.​

Answer»

ANSWER:

ax²-a-a²x+x=0

(ax²-x)-(a²x-a)=0

x(ax-1)-a(ax-1)=0

(x-a) (ax-1)=0

therefore TWO roots of X are:

x=a and x=1/a

Please mark it brainliest.
Discussion
18445.

Factorise x^3 - y^3 ​

Answer»

x³ - y³=(x-y)(x²+xy+y²).
Discussion
18446.

Mirror image of (-3,1) with respect to x axis​

Answer»

Step-by-step EXPLANATION:

MIRROR IMAGE will be (-3,-1)
Discussion
18447.

At a party both Coffee and the areseeved. Find the number of people whotake coffee it tear waasstoof the people and I take neither tooloftedServed3​

Answer»

ANSWER:

Can't UNDERSTAND the QUESTION. ....
Discussion
18448.

What is tha radius of tha semicircle,if the circumference oftha semicircle is 28.26 cm2​

Answer»

ANSWER:

18.84 is the CORRECT answer.

Discussion
18449.

X= 5/√8 + 3/2√2solve this expression​

Answer»

Answer:

3.88

Step-by-step EXPLANATION:

Just a ROUGH CALCULATION
Discussion
18450.

Find the mean of 990, 850, 720, 1002 and 988.​

Answer»

ANSWER:

Step-by-step EXPLANATION:

sum = 4550

terms = 5

mean = 4550 / 5

=> 910

hope this HELPS you

plz MARK this as brainliest
Discussion