Should be 0 if this is exponents
Answer:
C
Step-by-step explanation:
I counted by recording all the numbers nd steps
0=0 because first you have to rearrange the terms then distribute after you have to subtract the numbers then combine like terms and once again rearrange terms I’ll add a pic to help
X × x = x^2
x × -3 = -3x
3 × x = 3x
3 × -3 = -9
x^2 + 3x - 3x - 9
So I would agree with C because the -3x and the 3x cancel each other out. I hope this helps!
Answer:
Step-by-step explanation:
R= C/2pi R
56.52/ 2pi=8.99543738355
Answer to 2 significant figures=9.0