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50) Factor completely....

50) Factor completely. 180a^2+300ad+125d^2

51) Multiply (-2t)^2 * (4t^6)^2 = ?

53) Solve: 4x^4 - 12x^2+5=0

x=________

54) Find the following. Assume that variables can represent any real number: sqrt of [(a+3)^2]

55) Evaluate the polynomial for x=-4 . 2x^2-3x+1 simplify your answer

56) Divide. (20b^3+12b^2+24b+40) / (4b+4)

57) Multiply. (v+1/5)(v+1/3)= _______simplify your answer

58) 5th root of -1/1024

59) Multiply and simplify by factoring. Assume that all expressions under radicals represent nonenegative numbers. cubed root of y^7 * cubed root of 16y^8______________?simplify your answer.

60) Simplify by factoring Assume that all expressions under radicals represent nonnegative numbers. sqrt of (12a^2b)

61) Divide and simplify. (2z-8)/25 / (z-4)/35z _________? simplify your answer. use integers or fractions for any numbers in the expression.

62) Write a quadratic equation in the variable x having the given numbers as solutions. Type the equation in standard form, ax^2+bx+c=0. Solution: 8, only solution. the equation is _______??=0

63) In a right triangle, find the length of the side not given: b=1, c(hypotenuse) =sqrt of 10. The length of the third side is__________?(simplify your answer. type and exact answer, using radicals as needed)

64) Factor completely. 4a^2+9-12a____________ or not factorable?

65) Find a polynomial for the perimeter and for the area. width=b+6, length=b. Simplify your answer dont factor.

66) Jack usually mows his lawn in 6 hours. Marilyn can mow the same yard in 5 hours. How much time would it take for them to mow the lawn together?_____hours?

51) Multiply (-2t)^2 * (4t^6)^2 = ?

53) Solve: 4x^4 - 12x^2+5=0

x=________

54) Find the following. Assume that variables can represent any real number: sqrt of [(a+3)^2]

55) Evaluate the polynomial for x=-4 . 2x^2-3x+1 simplify your answer

56) Divide. (20b^3+12b^2+24b+40) / (4b+4)

57) Multiply. (v+1/5)(v+1/3)= _______simplify your answer

58) 5th root of -1/1024

59) Multiply and simplify by factoring. Assume that all expressions under radicals represent nonenegative numbers. cubed root of y^7 * cubed root of 16y^8______________?simplify your answer.

60) Simplify by factoring Assume that all expressions under radicals represent nonnegative numbers. sqrt of (12a^2b)

61) Divide and simplify. (2z-8)/25 / (z-4)/35z _________? simplify your answer. use integers or fractions for any numbers in the expression.

62) Write a quadratic equation in the variable x having the given numbers as solutions. Type the equation in standard form, ax^2+bx+c=0. Solution: 8, only solution. the equation is _______??=0

63) In a right triangle, find the length of the side not given: b=1, c(hypotenuse) =sqrt of 10. The length of the third side is__________?(simplify your answer. type and exact answer, using radicals as needed)

64) Factor completely. 4a^2+9-12a____________ or not factorable?

65) Find a polynomial for the perimeter and for the area. width=b+6, length=b. Simplify your answer dont factor.

66) Jack usually mows his lawn in 6 hours. Marilyn can mow the same yard in 5 hours. How much time would it take for them to mow the lawn together?_____hours?

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