Related InterviewSolutions

• Of which of the binomials given below is the m2n2+ 14mnpq + 49p2q​​​​​​​2 the expansion?(A) (m + n) (p + q) (B) (mn – pq) (C) (7mn + pq)(D) (mn + 7pq)
• Which of the options given below is the square of the binomial(A) 64 - 1/x2(B) 64 + 1/x2(C) 64 - 16/x + 1/x2(D) 64 + 16/x + 1/x2
• Expand:i. (5a + 6b)2ii. (a/2 + b/3)2iii. (2p - 3q)2iv. (x - 2/x)2
• Use an expansion formula to find the values of: i. (997)2ii. (102)2iii. (97)2iv. (1005)2
• Use the given values to verify the formulae for squares of binomials. i. a = -7, b = 8 ii. a = 11,b = 3 iii. a = 2.5,b = 1.2
• Use the formula to multiply the following: i. (x + y)(x – y) ii. (3x – 5)(3x + 5) iii. (a + 6)(a – 6iv. (x/5 + 6) (x/5 - 6)
• Factorize the following expressions: i. p2 – q2ii. 4x2 – 25y2 iii. y2 – 4 iv. P2 - 1/25v. 9x2 - 1/16y2
• Factorize the following expressions and write them in the product form. i. 201a3b2ii. 91xyt2 iii. 24a2b2iv. tr2s3
• Use the formula to find the values: i. 502 × 498 ii. 97 × 103iii. 54 × 46 iv. 98 × 102