2 years ago

How meany people use khan for there math?

Mathematics

2 answers:

MrRissso [65]2 years ago

6 0

Answer:

I don't know

Step-by-step explanation:

olganol [36]2 years ago

3 0

Answer:

I must say i don't but i feel like it would be way easier then how my home school is doing it

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notsponge [240]

A & B satisfy the equation

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2 years ago

margaret is planning a rectangular garden. its length is 4ft less than twice its width. its area is 170 ft squared. what are the

Delvig [45]

Let the width be x, it length is 2x - 4
Area = length x width
x(2x - 4) = 170
2x^2 - 4x - 170 = 0
x^2 - 2x - 85 = 0
x = 10.27

Therefore, the width ≈ 10.27 ft and the length is 2(10.27) - 4 ≈ 16.54

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3 years ago

The length of a rectangle is 16 less than five times its width

zysi [14]

Answer:

The correct equation would be L = 5w - 16

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3 years ago

If f(x) = 2x^3 – 5x^2 + 5, then what is the remainder when f(x) is divided by<br> x + 2?

Aleksandr [31]

Answer:

Step-by-step explanation:

(2x³-5x²+5) ÷ (x+2) = 2x²-9x+18 R -31

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2 years ago