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Nikolay [14]
3 years ago
7

Adding and subtracting integers

Mathematics
1 answer:
lubasha [3.4K]3 years ago
7 0

Answer:

7

Step-by-step explanation:

I need this to be 20 characters oof

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The object above is symmetrical through Y = 17 inches Z = 18 inches, and H = 11 inches, what is the area of the object ?
oksian1 [2.3K]

Answer:

let me try

a= 1/2(l×w)

=1/2*17*18

=1/2(306)

A=153

8 0
3 years ago
There are 24 hours in a day and scientists tell us that we should sleep for 3/8 of the day how much time should we spend sleepin
Katyanochek1 [597]

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9

Step-by-step explanation:

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3 years ago
Find 2x2 − 2z4 + y2 − x2 + z4 if x = −4, y = 3, and z = 2 can you help me
Natali [406]
Alright, so plugging it in, we get 2(-4)^2=2(2)^4+3^2-(-4)^2+2^4. Use PEMDAS with parenthesis and exponents to then get (2)(16)+9-16+16. Multiplying 1 and 16,  we get 32+41-16+16=73
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3 years ago
I don't know this can someone help me?
Gemiola [76]

Answer:

513.247

Step-by-step explanation:

6 0
3 years ago
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For the function y=x^2+5, find the average rate of change over the interval -2≤x≤6
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7 - 8 = -1
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Batgirl12
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