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Doss [256]
2 years ago
15

PLEASE HELP! SO CONFUSED! 25 POINTS!!

Mathematics
1 answer:
MrRa [10]2 years ago
7 0

Answer:

D

Step-by-step explanation:

(f • g)(x)

= f(x) × g(x)

= (x + 4)(3x² - 7)

each term in the second factor is multiplied by each term in the first factor , that is

x(3x² - 7) + 4(3x² - 7) ← distribute both parenthesis

= 3x³ - 7x + 12x² - 28

= 3x³ + 12x² - 7x - 28 ← in standard form

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⚠️6TH GRADE MATH PLEASE HELP I WILL MARK CROWN⚠️
zaharov [31]

Answer:

0.40d

d - 0.60d

Step-by-step explanation:

d - 0.60

This doesn't work because it wants 60<em><u>%</u></em> 0.60 without the percent is a decimal number, and is not 60% of d.

100% - 60% = 40%

0.40d works because it is multiplying 0.40 and d which is also 40%.

d - 0.60d works because it is multiplying 0.60 and d which is also 60% and then subtract it from d.

0.60d doesn't work because it want the discounted price not the discount.

1 - 0.60d doesn't work because we don't know that d = 1, so it is subtracting the discount from 1 not d.

4 0
3 years ago
ANSWER CORRECT FOR BRAINLIEST - 10 POINTS
zhenek [66]

Answer:

Step-by-step explanation:

/////

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8 0
3 years ago
Write the following comparison as a ratio reduced to lowest terms. 169 inches to 13 feet
Elanso [62]

Answer:

14.0833333333 feet | 13 feet

Step-by-step explanation:

169 Inches is 14.0833333333 feet on calculator compared to 13 feet

and 1.08333333333 is 14.0833333333 divided by 13

if is not it, then 13/14.0833333333 is 0.92307692307

i guess that is the lowest terms in ratio

7 0
3 years ago
The diameter of the circle above is 92 cm. What is the circumference of the circle? Use = 3.14
Mice21 [21]
C=d\pi
92×3.14
C=288.88

Hope this helps <3
8 0
3 years ago
Georgia spent 150 minutes on her Maths homework last week.
vladimir2022 [97]

Answer:

last week = 150 minutes

this week = 162 minutes

changes = 162-150

= 12 minutes

percentage of changes = (12/150) × 100

= 8%

6 0
3 years ago
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