Advertisements
Advertisements
प्रश्न
If m = − 8, evaluate:
m2 + 9m
बेरीज
Advertisements
उत्तर
m2 + 9m
= (m × m) + (9 × m)
= (− 8 × − 8) + (9 × (− 8))
= 64 + (− 72)
= 64 − 72
= − 8
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Find the value of the following expression, when x = -1:
-x + 2
If a = 2, b = −2, find the value of a2 + ab + b2.
Simplify this expression and find its value if x = 3, a = −1, b = −2.
3x - 5 - x + 9
If m = 2, evaluate:
15m2 – 10m
If a = – 10, evaluate:
5a
If x = – 6, evaluate:
2x3
If a = 5 and b = 6, evaluate:
3ab
If x = 5 and y = 4, evaluate:
8xy
If x = 2 and y = 10, evaluate:
30xy
If m = − 8 and n = − 2, evaluate:
(4n)2
