3 years ago

What are the solutions of the equation 9x4 – 2x2 – 7 = 0? Use u substitution to solve.

Mathematics

2 answers:

oksano4ka [1.4K]3 years ago

8 0

Answer:

Step-by-step explanation:

Debora [2.8K]3 years ago

6 0

Answer:

the answer is 25

Step-by-step explanation:

and you get it by multiplying 9×4 keep the answer on paper then do 2×2 which is 4 subtract the two answers and subtract 7 and then you get 25, your welcome

You might be interested in

Classify each pair of numbered angles.

Ksju [112]

Answer:

Angles 1 & 2 are vertical angles, and angles 3 & 4 are adjacent angles.

Step-by-step explanation:

Vertical angles are angles across from each other. Adjacent angles are always beside each other.

It's not a linear pair because a linear pair is adjacent angles that add up to 180°, which is not true for your 2 angles in the picture. Hope this helps!!!

3 0

3 years ago

Read 2 more answers

I have two ice cream and I - 5 ice creams how many ice cream will be left

Sholpan [36]

Answer:

2 1/5

Step-by-step explanation:

7 0

3 years ago

16. A car's value is declining continuously. The car is currently 3 years old and has a

scoundrel [369]

Answer:

I believe your answer is 2666.67

Step-by-step explanation:

26,000-18,000=8,000

8,000/3=2666.6667

I hope this helped :D

4 0

2 years ago

A cylinder and a cone each have a radius of 2 in and a hieght 5 inch what is the ratio of the volume of the cone to the volume o

jenyasd209 [6]

Answer:

cylinder 62.83

cone 20.94

almost 3:1

Step-by-step explanation:

6 0

3 years ago

Which value for x will make 3x + 10 > 75 correct?

Arturiano [62]

Answer:

The answer is D

Step-by-step explanation:

I subtracted 10 from 75 and got 65 then divided 65 by 3 and got 21

6 0

3 years ago