Advertisements
Advertisements
Question
Find the value of the following expression, when x = -1:
-x + 2
Sum
Solution
-x + 2 Putting x = -1 in the given equation
= -(-1) + 2
= 1 + 2
= 3
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Find the value of the following expression, when x = -1:
x2 + 2x + 1
Simplify this expression and find its value if x = 3, a = -1, b = -2.
2 - 8x + 4x + 4
If p = −10, find the value of p2 − 2p − 100.
If x = 10, evaluate:
`1/50xx"x"^3`
If m = 3 and n = 7, evaluate:
4n2
If m = − 8, evaluate:
2m + 21
If y = − 8, evaluate:
y2 + 12y
If x = − 5 and y = − 8, evaluate:
2xy2
If x = − 5 and y = − 8, evaluate:
3y2
Find T, if T = 2a – b, a = 7 and b = 3.
