Question

13. If x is equal to - 1, then r? - 6x2 + 5 is equal to
(A)0
(B)-1
(C)-2
(D) - 3.

14. For a = 1 and b = 1, the value of a? - b3 is
(A) 100
(B) 99
(C)
(D)-1.
​

Answer 1

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Answer 2

Answer:

Maths

Step-by-step explanation:

if x is equal to -1, then r? -6*2+5 is equal to

-6*2+5= -7