3 years ago

A²+10ab-75b²factorize this plzzz

Mathematics

1 answer:

Blizzard [7]3 years ago

5 0

$a^2+10ab-75b^2=\\\\a^2-5ab+15ab-75b^2=\\\\a(a-5b)+15b(a-5b)=\\\\(a+15b)(a-5b)$

You might be interested in

Daisy wants to find out where the greatest number of people buy fast food for lunch. He surveys every fourth person on a random

vekshin1

Answer:

Step-by-step explanation:

that way when surveying everyone she’ll know the exact number

6 0

3 years ago

Read 2 more answers

If someone could help!

ad-work [718]

Step-by-step explanation:

This time round, use SOH method (Sin angle = Opposite/Hypotenuse)

given Opposite = 7

Hypotenuse = 10

$\sin(x) = \frac{opposite}{hypotenuse} \\ \sin(x) = \frac{7}{10} \\ x = {sin}^{ - 1} ( \frac{7}{10} ) \\ = 44.4deg(nearest \: tenth)$

4 0

3 years ago

the coordinates of the endpoints of BC are B(3,2) and C(8,17). Point D is on BC and divides it such that BD:CD is 3:2. What are

eduard

Snsjdnsndnxnendndnfbdnxndjdnxjxhsbsbshxhxhdhd

3 0

3 years ago

I have no idea what this is-

Studentka2010 [4]

Answer:

the question is asking you to find the area i.e length of the angle and for that you have to find out the length of the xy and kz by making equations.

you can do Xy=Kz as they are parallel lines and i think the answer will be 5m and after finding the length do the following process

6 0

2 years ago

Read 2 more answers

The probability that a 25-year-old female in the U.S. will die within one year is about 0.000514. An insurance company is prepar

zhannawk [14.2K]

Answer:

Step-by-step explanation:

Expected payment= 0.000514*55000= 28.27

which would round to 29

6 0

3 years ago