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Crank
3 years ago
12

Find the value of a and b in x^2+2x=13

Mathematics
1 answer:
zheka24 [161]3 years ago
8 0

Answer:

a =1  and b =2

Step-by-step explanation:

The standard quadratic is written in the form

ax^2 +bx+c =0

x^2 +2x -13 =0

a =1  and b =2

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Which is the product of (x - 5)2?
yawa3891 [41]

Answer:

B

Step-by-step explanation:

Given

(x - 5)²

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

x(x - 5) - 5(x - 5) ← distribute both parenthesis

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= x² - 10x + 25 → B

5 0
3 years ago
Pls help i need it asap
scoundrel [369]

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Step-by-step explanation:

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3 0
2 years ago
Anybody know the answer???
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Hope this helps!
5 0
3 years ago
Figure ABCD is a parallelogram with point C (3, -2). What rule would rotate the figure 90 degrees clockwise, and what coordinate
WITCHER [35]
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4 0
2 years ago
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The gross weight of a package and its contents is 11 pounds 5 ounces. If the packaging weighs 1 pound 15 ounces, what's the net
umka21 [38]
11 lbs 5 oz - 1 lb 15 oz...we are gonna have to borrow...there is 16 oz in a lb.
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3 0
2 years ago
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