Advertisements
Advertisements
Question
If m = 9 and n = − 2, evaluate 4mn
Sum
Advertisements
Solution
4mn
= 4 × m × n
= 4 × 9 × (− 2)
= − 72
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Simplify the expression and find the value if x is equal to 2:
3 (x + 2) + 5x - 7
Simplify the expression and find the value if x is equal to 2:
4 (2x - 1) + 3x + 11
Simplify this expression and find its value if x = 3, a = −1, b = −2.
2a - 2b - 4 - 5 + a
If z = 10, find the value of z3 − 3 (z − 10).
If x = 4, evaluate:
x2 – 2x
If x = 4, evaluate:
12x + 7
If y = 5 and z = 2, evaluate:
100yz
If m = 3 and n = 7, evaluate:
5mn2
If p = − 10, evaluate:
3p2 – 20p
If m = − 8 and n = − 2, evaluate:
3m2n
