Answer:
negative
Step-by-step explanation:
A negative value raised to an even exponent is positive
A negative value raised to an odd exponent is negative
= - 512 ← negative
= 256 ← positive
Answer:
2
Step-by-step explanation:
C- in the table every ratio y/x is equal so the relationship is proportional
7.6 is greater<span> than 55 squared</span>
Answer:
900π
Step-by-step explanation:
surface area of a sphere: 4πr²
=> 4 × π × 15²
=> 900π