1) Answer: 
<u>Step-by-step explanation:</u>
f(x) = 6x⁻¹
f'(x) = -6x⁻²
= 
f'(-2) = 
= 
= 
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2) Answer: 
<u>Step-by-step explanation:</u>
f(x) = -9x⁻¹
f'(x) = 9x⁻²
= 
f'(6) = 
= 
= 
Answer: B. -0.5 blocks per minute
Step-by-step explanation: It goes up 2 on the x column and down 1 (-1) on the y column. So it would be -1/2 = -0.5.
Answer:
Step-by-step explanation:
If each successive y value is the same distance above the previous y value, the situation is linear.
Answer:
a
Step-by-step explanation:
1/4 5 time is 5/4 and if you multiply by - there will be negative on the product.
Answer:
x = 32
Step-by-step explanation:
∠BCA = ∠DBA (90 - ∠DBC)
∠A = ∠A
ΔABD similar to ΔACB
AC/AB = AB/AD
x / 8 = 8 / 2
x = 32