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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your Class 11 knowledge and support exam preparation. Choose a topic below to get started.
101. |
Differentiate Y equal to a by root x + b upon x minus C |
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102. |
Why differentiate Y equal to x power 9 + 4 e power x + 5 log 3 x minus 3 cos x + 2 sin x + 9 |
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103. |
Differentiate Y equal to 7 cot x minus 2 X + 3 by x 5 + 4 root x minus 7 e power x |
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104. |
Differentiate Y equal to 7.6 x minus 7 root x + 4 x minus x power 5/2 |
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105. |
Differentiate Y equal to 4 x square + 1 by X + 2 root x minus 7 cause cosecx |
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106. |
Distance to meet Y equal to Y 4 x square + 15 X + 2 root x minus 7 cos x |
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107. |
1+tanA/2/1-tana/2=seca+tanA |
Answer» I don\'t now please help me | |
108. |
Find the derivative of y=( ax^2 +b )^2 by first principle method. |
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109. |
For a, b, c to be in G.P what should be the value of a-b/b-c? |
Answer» a/b or b/c | |
110. |
Find \'n\' If np3 = 30 |
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111. |
How many subset of {} have? |
Answer» 1<br>1<br>1<br>1 | |
112. |
The value of / ̄-16 is |
Answer» 4i<br>+4,4!<br>✓-16=✓16*-1=✓16*i² (-1=i²)=4iAnswer is 4i | |
113. |
cos^2A+ cao^2(A+120°)+cos^2(A-120°)=3/2 |
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114. |
The minimum value of 4*x+4*1-x is |
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115. |
y=(sinx^2)^3 find dy/dx |
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116. |
3+2sini/1-sini |
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117. |
Convert -3 radian into degree |
Answer» Thankyou<br>We convert degree to radians by multiplying it by pi/180 | |
118. |
Cos^3x + cos^3(2π/3+x) +cos^3(2π/3-x)=3/4cos3x |
Answer» ........ | |
119. |
cosA+cosB+cosC=1+4sinA/2 sinB/2 sinC/2 |
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120. |
Write set of rational numaber ,irrational number in roasted form |
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121. |
1+3i/1+2i polar form |
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122. |
Limy_0(x+y) sec(x+y)-xsecx/y |
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123. |
(ax+cotx) (p+qcosx) |
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124. |
Which one is Irrational number between 1 & 2 from the following? a) 1.5 b) 1.505005000c) √5 d) √2 |
Answer» Ans b<br>Ans.b | |
125. |
x square -x-2=0 |
Answer» 1 and 2 | |
126. |
Find the collinear points a = 2 - 23 5 = 21 23 and c = 27 - 1 |
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127. |
If (a/4 , a-2b) = (0,6+b) , then the value of A and B is |
Answer» a/4=0 (x axis) =>a=4(0)=>a=0a-2b=+b(y axis) =>0-2b=b=>-2b=b=>-2b-b=0=>-3b=0=>b=0/-3=>0Write answer= (0,0)<br>a=0,b=-3 | |
128. |
How many 2-digits no. are there which are divisible by 6 |
Answer» 12,18,24....96an=96a=12d=6Let\'s solvingan= a+(n-1)d96=12+(n-1)684=6n-690/6=n15=n<br>12,18,24......96a=12 d=6 an=9696=12+(n-1)696-12=6n-684+6=6n90/6=n15=n<br>15 | |
129. |
Two sets A and B are said to be disjoint if-----------______ |
Answer» All numbers in the A and B are different i.e, A={0,1,2,3,4,5}, B={6,7,8,9,10,11}<br>A intersection B ={ }<br>All numbers in A and B are different | |
130. |
R is the set of real no. Q is the set of rational no. then R-Q = |
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131. |
Find x,y intercept the line 2x+5y+3=0 |
Answer» Intercept form of x = -3/2Intercept form of y= -3/5 | |
132. |
Find the equation of line 5,2 and perpendicular to 2,3 and 3,-1 |
Answer» Please give me answer | |
133. |
Cosec A+cot A = 11/2 |
Answer» 1/sinA+cosA/sinA=11/21+cosA/sinA=11/2From this we get1+cosA=11 sinA=2CosA=10 sinA=2TanA=2/10=1/5 | |
134. |
Represent in the form of a+ib :i69+i70+i71 |
Answer» 0+210i | |
135. |
Find three numbers in GP whose sum is 52 and sum of whose product in a pair is 624 |
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136. |
Ex. 15.2 ques. 1 |
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137. |
S12 = S8+S4 Prove that. |
Answer» 12/2(2a+11d)=8/4(2a+7d)+4/2(2a+3d)=> 6(2a+11d)=4(2a+7d)+2(2a+3d)=> 12a+66d=8a+28d+4a+6d=>12a+66d=12a+34d.S12≠S8+S4 | |
138. |
2cosacosb |
Answer» Cos(a+b)+cos(a-b) | |
139. |
If both roots are less than alpha |
Answer» Plzz first complete it<br>Please complete the question.\xa0 | |
140. |
u=(x+1/x)raise to power x |
Answer» u=x+1 x^-1 Or u=1+x^-1 (\'^\' belongs to power) | |
141. |
3^2+6^2+9^2+........+30^2 |
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142. |
an={an:n belong to N} bN intersection CN=DN.a,b,c Belong to N b,c are co prime |
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143. |
The modulus function |
Answer» It gives the magnitude or absolute value of a number irrespective of the number being positive or negative. Modulus function is denoted as\xa0y = |x| or f(x) = | | |
144. |
Roster form A={a,e,i,o,u} |
Answer» A= belongs to vowels in alphabets<br>A={a,e,i,o,u}. | |
145. |
Find the modules of 1/1+i |
Answer» Let a complex number (z) = 1/1+inow,z = 1/2 -i/2\xa0so real part of z = x\xa0= 1/2Imaginary part of z = y = 1/2∴Argument = tan⁻¹(y/x)<br>√2 | |
146. |
Hello sir muje 15.1 ka 5 question |
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147. |
Evalute 7!+5! |
Answer» 7×6×5×4×3×2×1+5×4×3×2=4920 | |
148. |
P(AUB)= P(A)U P(B) |
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149. |
A={x:x€N,x |
Answer» x is a natural number and x 2 <40⇒x< 40\u200b x<6.32So, the values of x can be 1,2,3,4,5,6The given set in roster form is {1,2,3,4,5,6}<br>Please complete your question.\xa0 | |
150. |
Ncert class 11 chapter 13.1 question 8 in maths |
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