Just calculate second term - first term = -4 - (-15)
Answer:
25
Step-by-step explanation:
9−(−4+4·(−3))
PEMDAS
Parentheses first
(−4+4·(−3))
Multiply first
(−4+4·(−3))
Multiply and divide
-4+-12
-16
Now replace in the expression
9−(-16)
9+16
25
Answer:
36π
Step-by-step explanation:
diameter = 6 so radius is 3

r = 3

= 36π
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