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jarptica [38.1K]
4 years ago
5

(-2 + 1)² + 5(12 3) - 9. The value of the expression is ?

Mathematics
1 answer:
Mumz [18]4 years ago
5 0

Answer:

The total value of the given expression is 12.

Step-by-step explanation:

(-2 + 1)² + 5(12 ÷ 3) - 9

First, do the expressions within the parentheses.

(-1)² + 5(4) - 9

Next, simplify the exponents.

1 + 5(4) - 9

Next, multiply 5 by 4.

1 + 20 - 9

Add 1 and 20 together.

21 - 9

Subtract 9 from 21.

12

So, the final answer to this equation is 12.

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5 0
3 years ago
Let f(x)=3x and g(x)=x^2+5. Perform function operation g(x)/f(x). State the domain.
tangare [24]
We have that

<span>f(x)=3x
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using a graph tool
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3 0
4 years ago
Felicity babysat 2 hours each night for 10 nights. She earned a total of $180 babysitting. Felicity wants to calculate her hourl
Virty [35]

Answer:

$9 a hour.

Step-by-step explanation:

2 hours for 10 nights, In total felicity worked for 20 hours.

To hind the hourly rate you would take your number of hours worked ( 20)

and divide it by 180 to see how much felicity got paid for one hour.

<u>180 </u>

<u>20</u>

<u>After dividing you will get the answer 9.</u>

<u />

4 0
4 years ago
What happens to the food supply when food prices are high?
IgorC [24]
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3 0
4 years ago
5. Michael wants to place grass on the sides of his
Elden [556K]

Area of the shaded region to be covered with grass is 204 yd²

Step-by-step explanation:

  • Step 1: Area of the shaded region can be found by finding the total area and subtracting the area of the lap pool.

Total area = Area of the trapezium = 1/2 × (Sum of parallel sides) × distance between them

Sum of parallel sides = 25 yd + (3 + 12) = 40 yd

Distance between them = 12 yd

⇒ Total area = 1/2 × 40 × 12 = 240 yd²

  • Step 2: Find the area of the lap pool.

Area = length × width = 12 × 3 = 36 yd²

  • Step 3: Find the area of the shaded region

Area to be covered with grass = 240 - 36 = 204 yd²

6 0
3 years ago
Read 2 more answers
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