Click the correct answer.
What is the value of (6x4 – 4x3 – 8x2 – 2x + 7) – (7x4 – 5x3 + 4x2 + 3x – 3)?
–x4 + x3 – 12x2 – 5x + 10
–x4 + x3 – 12x2 + 5x + 10
–x4 + x3 + 12x2 – 5x + 10
–x4 + x3 + 12x2 + 5x + 10
What is the value of –6x2yz × xy3?
–6x3y3z
–6x3y4z
–6x3y4z2
–6x3yz
What is the area of a rectangle of length 3.2x2 and breadth 4.1x3?
13.12x
11.12x5
13.12x5
7.3x5
What is the product of –4p and (2pq + 3p2)?
–8p2q – 12p2
–8p2q – 12p3
8p2q – 12p3
–8p2q + 12p3
What is the value of 4x2 + 3x(4x – 3y) – 10xy?
16x2 – 19xy
16x2 + 19xy
–16x2 + 19xy
–16x2 – 19xy
What is the value of (y – 3)2?
y2 + 6y + 9
y2 + 6y – 9
y2 – 6y + 9
y2 – 6y – 9
What is the value of (x + 2)(x + 6)?
x2 + 8x + 8
x2 + 6x + 12
x2 + 8x + 12
x2 + 8x – 12
What is the value of (a2 – b2)2?
a4 – 2a2b2 + b4
a4 + 2a2b2 + b4
a4 – 2a2b2 – b4
a4 + 2a2b2 – b4
