please solve this question
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Answered by
0
Answer:
-28
Step-by-step explanation:
{1^2 + 3 ( -1 )^2} { 2(1)^2 - 5(-1)^2 + 7}
= (1 + (-3)) (2+(-5*-1) +7)
-2*2+5+7
= -2 * 14
= -28
Answered by
1
Answer:
16
Step-by-step explanation:
a=1 and b=-1
put it into the main equation
{(1² + 3 ×(-1)²} {2×1² –5×(-1)²+7}
=(1+3)(2–5+7)
=4×4
=16 ans
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