2 answers:
Hey there!
b^3 - 21/5b + 9
= 3^3 - 21/5(3) + 9
= 27 - 63/5 + 9
= 72/5 + 9
= 117/5
Answer: 117/5
Good luck on your assignment and enjoy your day!
~Amphitrite1040:)
Answer:
-21b + 180 / 5
Step-by-step explanation:
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Answer:
-12
Step-by-step explanation:
Hope this helps :D
Answer:
66+x=180°
=180°-66°
=114°
Answer:
3^4 / 8^2 or 81/64
Step-by-step explanation:
(-8)^-2 / 3^-4 =
= 3^4 / (-8)^2
= 3^4 / 8^2
= 81/64
5^2 + 12^2 = c^2
25 + 144 = c^2
169 = c^2
take the square root of both sides
+ - 13 = c
Area of a trapezoid is found with the formula, A=(a+b)/2 x h.
