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eimsori [14]
3 years ago
8

If f(x) = -3 and g(x) = 3x2 + x - 6, find (f+ g)(x).

Mathematics
1 answer:
barxatty [35]3 years ago
7 0

Answer:

3x^2+x-9

Step-by-step explanation:

f+g

means you are going to add whatever f equals to what g equals

so you have

(-3)+(3x^2+x-6)

Combine like terms

3x^2+x+(-3+-6)

3x^2+x+-9

or

3x^2+x-9

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the area of a circle is 96 square inches. What is the area of a circlewhose diameter is 1.5 times the diameter of the circle?
mars1129 [50]
The area of a circle A equals either:
πr² or πd²/4

96 = πd²/4 => d = 11 inches

The diameter of the second circle equals :
11*1.5 = 16.5 inches

The area equals: π(16.5)²/4 = 214 square inches

Good luck
5 0
4 years ago
Monica is completing an Algebra test worth 100 points. There are 14 questions on the test that are equally valued. How many poin
Usimov [2.4K]

Answer:

7.1 points

Step-by-step explanation:

100/14=7.1 points

3 0
3 years ago
What is 43.09 to the nearest whole number​
Svetach [21]

Answer:

43

Step-by-step explanation:

  • 43.09 has 2 parts the integer part which is basically to the left and the decimal point which is to the right. to get this to the nearest integer or whole number you would have to round it off so you only have the integer part to do so the first digit in the fractional part is less than 5 then simply remove the fractional part to get the answer but in this case the de
6 0
3 years ago
PLEASE HELP! ASAP! URGENT!
grandymaker [24]

Answer:

g(-7)= -37

Step-by-step explanation:

g(y)= 7y + 12

plug in -7

g(-7)= 7(-7) + 12

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g(-7)= -49 +12

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6 0
3 years ago
Solve the equation
Klio2033 [76]

Answer:

x = 25

Step-by-step explanation:

.20x + .68(120 - x) = .54(120) (Distribute .68 to 120 and -x)

.20x + 81.6 - .68x = .54(120) (multiply .54 and 120)

.20x + 81.6 - .68x = 69.6 ( add .20x and -.68x)

-.48x + 81.6 = 69.6 ( subtract 81.6 on each side)

-.48x = -12 (divide -12 by -.48)

x = 25

4 0
4 years ago
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