Advertisements
Advertisements
Question
If x = – 6, evaluate:
2x3
Sum
Solution
2x2
= 2 × (− 6)3
= 2 × (− 6) × (− 6) × (− 6)
= 2 × (− 216)
= − 432
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
If m = 2, find the value of 3m2 − 2m − 7.
When a = 0, b = −1, find the value of the given expression:
2a + 2b
Simplify this expression and find its value if x = 3, a = −1, b = −2.
3x - 5 - x + 9
If x = 10, evaluate:
6x2 – 25x
If x = 5 and y = 4, evaluate:
3y2
If m = 3 and n = 7, evaluate:
4n2
If a = − 10, evaluate:
3a – 2
If a = − 10, evaluate:
`1/5xx"a"^2`
If x = 2 and y = − 4, evaluate:
11xy
If x = − 5 and y = − 8, evaluate:
4x2
