3 years ago

Please help me! Given (x+a)(x+b) = x^2+x-12, what is the value of a^2+b^2

Mathematics

1 answer:

Sonja [21]3 years ago

4 0

(x + 4) (x - 3)
a = 4
b = -3

a^2 + b^2 = ...
= 4^2 + (-3)^2
= 16 + 9
= 25

You might be interested in

Simplify<br> 3x^2+ 13x – 10<br> 9x^2 - 4

svetlana [45]

Answer:

The top one is (3x−2)(x+5)

the bottom one is (3x−2)(3x+2)

Step-by-step explanation:

4 0

2 years ago

A factory worker conducted test on a random sample of 150 products. Of the products tested, 2 were found to have defects.Based o

goblinko [34]

60 would end up as defects

4 0

3 years ago

What is the range of the function<br> O - O -8 O Osy O2 sy

iragen [17]

It has 15 things affghhjj ibhcff

6 0

3 years ago

In the diagram, the measures of angle 3 and angle 6 are 50 degrees. The measure of angle 5 is 130 degrees. Are lines c and d par

Virty [35]

9514 1404 393

Answer:

Step-by-step explanation:

Angles 3 and 6 are "alternate interior" angles. When those angles are congruent, as these are, then the lines crossed by the transversal are parallel.

We expect angles 5 and 6 to be supplementary because they are a linear pair. That fact says nothing about the relationship of line d to line c.

7 0

3 years ago

If a boat uses 15 gallons of gas to travel 70 miles, how many miles can the boat travel on 60 gallons of gas?

astra-53 [7]

Answer:

280 miles

Step-by-step explanation:

First you multiply 15 x 4= 60 gallons. You then multiply 4 x 70=280 miles

Hope this helps!

7 0

3 years ago