Hi, prove that (AXB). (CXD) + (BXC). (AXD) + (CXA). (BXD) = 0

Use the x-intercept method to find all real solutions of the equation. x^3 - 7x2 + 7x + 15 = 0 a. X = - 1, 3, or - 5 b. x = 1, - 3, or - 5 c. X = - 1, 3, or 5 d. X = 1, - 3, or 5

What is the value of b in the equation (y^-9) ^b = y^45? A. - 405 B. - 5 C. 5 D. 405

Right triangles are similar Always Sometimes Never

Ronnie is thinking of a number. He says that he gets the same result when he multiplies by his number by 2 as when he adds 5 to his number. What is his number?

You randomly choose a number from a hat which has titles numbered 1-10. 1.) List the possible outcomes.

Shirts are $9 each. You have a coupon that saved you $5 off your purchase. How much will it cost you to buy 6 shirts?

8 to the fourth power increased by 6 in an algebraic expression.

Find the length of time fo $500 to be the interest on $1800 at 6% p. a

Alaina has $28 in her account. She wants to purchase a pair of shoes that costs $45. If Alaina makes the purchase, which integer will represent the amount of money in Alaina's account A. - 73 B. - 27 C.-23 D-17

How do you know if two fractions are equivalent?