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Mariulka [41]
4 years ago
11

What is the average class score? round your answer to the nearest whole number. 85, 87, 89, 90

Mathematics
2 answers:
Dvinal [7]4 years ago
4 0
The answer to this question is 87.8
notka56 [123]4 years ago
4 0
The answer to your question is 88
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How to make a function table
DanielleElmas [232]
So. We are going to take the first example which is -2. The rule is what your going to "plug" or put -2 into. So your equation should look like -2^2-5 (^2 is that exponent) put that into your calculator and you should get -9. That -9 is your Y value. Your -2 is your X value . So your ordered pair is (-2,-9) just repeat steps for -1, 0, and 1. Hope this helps!
4 0
4 years ago
Helpppppppppppppppppppppppppppppp
AnnyKZ [126]
F(4) = -4(4) - 3 = -16 - 3 = -19
answer
f(4) = -19

g(-4) = 2(-4)^2 - 3(-4) = 2(16) + 12 = 32 + 12 = 44
answer
g(-4) = 44
6 0
3 years ago
Lisa spends part of her year as a member of the gym. She then finds a better deal at another gym, so she cancels her membership
stellarik [79]

Answer:

Number of month in first gym = 7

Number of month in second gym = 5

Step-by-step explanation:

Given:

First gym member ship cost = $75 per month

Second gym member ship cost = $50 per month

Total spending = $775

Computation:

Number of month in first gym = a

Number of month in second gym = b

So

a + b = 12....eq1

75a + 50b = 775 ....eq2

From eq 1 and 2

a = 7 month

b = 5 month

Number of month in first gym = 7

Number of month in second gym = 5

5 0
3 years ago
Charlotte biked 4.8 × 104 meters. Mary biked 1.2 × 103 meters. How many times farther did Charlotte bike than Mary?
o-na [289]
I believe that Charlotte bikes 499.2 meters and Mary biked 123.6 meters, so Charlotte would’ve biked 375.6 more meters.
5 0
3 years ago
Read 2 more answers
Plz help me with this
zvonat [6]

Answer:  5 cos x

<u>Step-by-step explanation:</u>

y = sin x     is       y = cos x        shifted to the right π/2 units.

y = 5 sin (x + π/2)     is a shift to the left π/2 units (which results in cos x) and    .                                 an amplitude of 5.

--> y = 5 cos x

8 0
3 years ago
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