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mariarad [96]
3 years ago
6

Solve the equation using the Zero-Product Property. (x-2)(x+7)=0

Mathematics
2 answers:
AysviL [449]3 years ago
7 0
The zero-product property is when the two factors of a polynomial equal zero, you equate each with zero and solve them separately. So, for this problem,

(x - 2) = 0    and    (x+7) = 0

Then x = 2    and    x = -7

The answer for the values of x is 2 and -7.
konstantin123 [22]3 years ago
7 0

Answer:

2, -7 is correct.

Step-by-step explanation:

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Alborosie
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The only thing she could buy is 5 pieces of gum for 25 cents. 

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6 0
3 years ago
How do you write a ratio as a percent? Explaib
yawa3891 [41]

Answer:

Multiply it by 100%

Step-by-step explanation:

1/2 = 1/2×100% = (1/2×100)% = 50% . . . . . for example

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8 0
3 years ago
Which number is NOT written in scientific notation? 8.7 × 10–5 3 × 10–8 25.67 × 10–2 6.7 × 103
alexandr1967 [171]

Answer:

26.67X10^-2 would be incorrect since the decimal is in the wrong place.

Step-by-step explanation:

6 0
3 years ago
I need help please and thank you ( show your work please)
Bas_tet [7]

Answer:

y = 2x

Step-by-step explanation:

Use Rise over Run. The rise(up/down) is 2 and the run(sideways) is 1. The slope is going up, not down so the 2 is positive. So, it is positive 2/1, which you can write as 2.

7 0
2 years ago
Solve for the two acute angles
sineoko [7]

Answer:

Angle A = 37 degrees, and Angle B = 53 degrees.

Step-by-step explanation:

We know that this is a right triangle, where angle C is 90 degrees. Since we know the sum of all these angles is 180 in any triangle, we can create an equation.

Angle A = 6x + 7

Angle B = 11x-2

Angle C = 90 degrees

A + B + C = 180

Substitute:

6x + 7 + 11x - 2 + 90 = 180

17x + 5 + 90 = 180

17x + 5 = 90

17x = 85

x = 5

Now substitute 5 for x in both acute angles and you will get your answer.

Angle A = 6(5) + 7

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Angle B = 53

Angle A = 37 degrees, and Angle B = 53 degrees.

Hope this helps.

7 0
2 years ago
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