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Iteru [2.4K]
2 years ago
10

Change in v =9.8m/s 2 times t

Mathematics
1 answer:
Kitty [74]2 years ago
4 0

Answer:

v = 39.2 m/s

Step-by-step explanation:

They gave you the equation for velocity during freefall in picture2 as:

v = 9.8t m/s

they ask you what the value of v (velocity) is after t=4 sec.

Just plug in t=4 into the equation.

v = 9.8t

v = 9.8(4)

v = 39.2 m/s

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Find two numbers that multiply to make the 1st number and add to make the 2nd number. Multiply -42; Add 1 _____, and _____
dedylja [7]

Answer:

  -6 and 7

Step-by-step explanation:

It is useful to look at the factor pairs of -42.

  -42 = -1(42) = -2(21) = -3(14) = -6(7)

Sums of these factor pairs are 41, 19, 11, 1.

You want the last pair of factors: -6 and 7.

5 0
2 years ago
What is the math for 4×(5+2) ?​
Rzqust [24]

Answer:

28

Step-by-step explanation:

since the 5+2 is in parenthesis(don't know how to spell it its these things >( ) if you didn't know) you have to do 5+2 1st so thats 7 then you do 4*7 which is 28

8 0
3 years ago
Geomtry plz help 15 points
VladimirAG [237]

Answer:

m∠E=57°

Step-by-step explanation:

∠FDE=∠FED=(4x+1)° (base angles of isos triangle)

2(4x+1)+(5x-4)=180 (angle sum of triangle)

    8x+2+5x-4=180

             13x-2=180

                 13x=180+2

                       =182

                     x=182÷13

                       =14

Hence, m∠E = (4x+1)°

                     = [4(14)+1]°

                     = (56+1)°

                     = 57°

5 0
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Step-by-step explanation:

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2 years ago
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How would you find 1/11 is as a decimal using a calculator?
marishachu [46]

Answer:

divide 11 by 1. the answer would be 0.0909

Step-by-step explanation:

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3 years ago
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