3 years ago

X2 +5x+1 x 3x2 - 2x + 4

Mathematics

1 answer:

bulgar [2K]3 years ago

5 0

Answer:

6x^2+5x+4

Step-by-step explanation:

hope this helps

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Mikes plumbing charges 68 for coming to your house and 17 per hour for labor if I paid him 357, how many hours, h, was mike at m

Roman55 [17]

Answer:

b. $68 + 17h = 357$

f. 17 hours

Step-by-step explanation:

Charges for coming to my house = $68 (this will be the constant of the equation)

Amount charged per hour labor = $17

hours = h

Total amount paid to Mike = 357

The equation that represents this situation can be expressed as:

$68 + 17h = 357$

Solve for h

$68 + 17h - 68 = 357 - 68$ (subtraction property of equality)

$17h = 289$

$\frac{17h}{17} = \frac{289}{17}$ (division property of equality)

$h = 17$

Mike was in my house for 17 hours.

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3 years ago

Joel made some muffins he gave 1/4 of the muffins to a neighbor. He took 3/8 of the muffins to school. What fraction of the muff

geniusboy [140]

3/8 of the muffin is left

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3 years ago

Differentiate the following function.<br> y=x(x^2+5)^2

dalvyx [7]

First, expand to make it easier
y=x(x^2+5)(x^2+5)
y=x(x^4+10x^2+25)
y=x^5+10x^3+25x
differentiation
y'=5x^4+30x^2+25 is the derivitive

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3 years ago

Here's a more clear picture for you guys sorry the last one was fuzzy.

sergeinik [125]

RhTh + RsTs = 180 (Rh = 70, Rs=20 , Th = Ts)
70Th + 20Th = 180
90 Th = 180
Th = 2
since Th = Ts,
thus, Ts = 2

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3 years ago

What is the value of -12- (-35)?

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Answer:

-12-(-35)

=-12+35

=23

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