Answer:
Lorenzo's score on exam was 75.
Step-by-step explanation:
We are given the following information in the question:
Mean, μ = 61
Standard Deviation, σ = 8
We are given that the distribution of test score is a bell shaped distribution that is a normal distribution.
Formula:

z-score = 1.75
We have to find the value of x.
Putting values, we get

Thus, Lorenzo's score on exam was 75.
Answer:
130 degrees
Step-by-step explanation:
7 and 2 are alike.
Answer:
4x+2y
Step-by-step explanation:
Answer:
0.131
Step-by-step explanation:
(13C4×10C6)/26C10
= 975/7429
= 0.131 (3 sf)
F(x) = 5(-3x) ^2 - (-3x) + 1
f(x) = -8x ^2 + 3x + 1
f(x) = -8x ^3 + 3x