I hope this helps you
10^2=5^2+x^2
100-25= x^2
x= 5 square root of 3
Y=4x-21 I’m pretty sure is the answrr.
Its true for integers if you are using the associative property in addition or multiplication ONLY.
The first term a1 is given to be -4. The formula for the next terms: an = an-1 + 7 means to add 7 to the previous term to get the next.
-4, 3, 10, 17, 24, 31
Answer A