If x=2 y=9 and z=-5 what is 2(y+z) (y+z)3 and (x+y)2
1 answer:
Answer: The answer is
= 2(4) (4)3 (11)2
= (8) (12) (22)
Step-by-step explanation:2(9+(-5)) (9+(-5))3 (2+9)2
= 2(9-5) (9-5)3 (2+9)2 since +×-=-
= 2(4) (4)3 (11)2
= (8) (12) (22)
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