3 years ago

HELP WITH VOLUME AND SURFACE AREA!!!!!! WILL MARK BRAINLIEST!!!!!

Mathematics

1 answer:

ArbitrLikvidat [17]3 years ago

4 0

Answer:

Volume is 48 yards cubed

surface area is 96 yards squared

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If f(x) = -x2+2x f(6)

Mariana [72]

Answer:

Step-by-step explanation:

f(6)= -6×2+2×6

f(6)= -12+12 = 0

5 0

3 years ago

Phyllis invested 47000 dollars, a portion earning a simple interest rate of 4 percent per year and the rest earning a rate of 6

Alexandra [31]

Answer:

31000 dollars were invested at 4% interest rate.

16000 dollars were invested at 5% interest rate.

Step-by-step explanation:

Convert the interest rate into decimal and then write down two equations to solve for the unknowns.

$\begin{bmatrix}0.04x+0.06y=2200\\ x+y=47000\end{bmatrix}$

$\mathrm{The\:solutions\:to\:the\:system\:of\:equations\:are:}\\\\x=31000,\:y=16000$

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3 years ago

Find the measure of angle K.

Alex787 [66]

121'
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3 years ago

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Solve.<br> X = -7<br> 4x - 4y = 12<br> (x,y)

Fynjy0 [20]

Answer:

(-7, -10)

$x=-7\\y=-10$

Step-by-step explanation:

$4x-4y=12$

Substitute x for -7.

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Multiply 4 by -7.

$-28-4y=12$

Add 28 on both sides.

$-4y=40$

Divide -4 on both sides.

$y=-10$

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3 years ago

The current i in ameperes at time t in a particular circuit is given by i=12 sin 5 cos t find the maximum current

Mariulka [41]

Answer:

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Step-by-step explanation:

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