1 answer:
Answer:
B. x^4+2x^2+2
Step-by-step explanation:
(x^2+1)^2+1
=(x^2+1)(x^2+1)+1
=(x^4+x^2+x^2+1)+1
=x^4+2x^2+2
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Answer:
x= 97/3
Step-by-step explanation:
4x² - 64x + 256
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12% of Gilbert's contribution is 600
0.12x = 600
x = 600/0.12
x = 5000 <==
Answer:
Let the Number be n
(5×n) - 7 = -52
So we now find for n
5n - 7 = -52
5n = -52 + 7
5n = -45
n = -45/5
n = -9
So the Number is -9