Complete the identity. sin^4x - cos^4x = ?

Leah likes to stretch 5 minutes for every 10 minutes of dancing. How many minutes should she stretch if she is doing a 50 minute dance class?

The amount of money in Malik's bank account 3 years ago was $1,000. This year his balance is $1,900. Assume his balance has grown exponentially and will continue to grow this way.

Yesterday, Julie's bank account balance was $39.99. Today, she made a withdrawal from her account. The current balance is - $10.28. How much did she withdraw from her account? A). $50.27 B). $29.71 C). $0.00 D). $19.61

Sally has a recipe that need 3/4 teaspoon of butter for every 2 cups of milk. If sally increases the amount of milk to 3 cups of milk, how many teaspoons of butter are needed?

Identify the polygon that is the shape of the United States flag.

16% in simple form. y

Leah has a piece of cloth that is 3 ft 8 in long. She decides to cut 2/11 of the cloth off. How long is the cloth now?

A triangle has an exterior angle with a measure of 120°. Can you determine the measures of the interior angles? Explain.

If the unit price for watermelon is $0.24 per pound and Jared pays $1.68 for a watermelon, how many pounds does his watermelon weigh?

K=L+9 for L math homework