2 years ago

81x^2-16 factoring special cases

Mathematics

1 answer:

Mashcka [7]2 years ago

5 0

The answer is (9x+4)(9x−4)

You might be interested in

Solve each triangle: Find all the missing sides and angles. Round answers to the nearest tenth.

horrorfan [7]

Step-by-step explanation:

$let \: angle \: be \: \alpha \\ \tan( \alpha ) = \frac{p}{b} \\ \tan(69.9) = \frac{9.7}{bc} \\ bc = \frac{9.7}{2.73} \\ bc = 3.55 \\ by \: using \: pythagorean \: theorem \\ ab = \sqrt{ {9.7}^{2} } + {2.73}^{2} \\ ab = 10.07$

3 0

1 year ago

Find the surface area. * 2) 14 km 11 km 6.3 km 7 km 5 km

ella [17]

Answer:

Step-by-step explanation:

6 0

2 years ago

Bianca has a total of $0.25 she has some nickels and pennies how many different combinations of nickels and pennies could Bianca

grandymaker [24]

4 nickels and 5 pennies.
5 nickels and 0 pennies

4 0

3 years ago

The volume of a barn is given by the formula V = = r2h.

HACTEHA [7]

Answer:

it is what it is take a guess

Step-by-step explanation:

4 0

2 years ago

Please help .thanks

Yuki888 [10]

Answer:

2 and 1/5 is greater than 2.15

Step-by-step explanation:

This is true because 1/5 is equal to .20 which is greater than .15

5 0

2 years ago

Read 2 more answers