daniella.

p/2w=2l+2w/2w

l=

a/1=1/r

r=

s/t=t/v

s=

a/b=c/d

ac=

Solve.

x^2-x-20=0

2x^2+7x=15

4a^2=25

x(x-3)=28

Translate to an equation and find all solutions.

Find the number whose square is 24 more than five times the number.

The product of two consecutive even integers is 528. Find the integers.

Factor.

4x^2-4x-15

5x^2-26x+5

10x^2+28x-48

x^3+x^2+2x+2

x^4+2x^3-3x-6

3x^4-48

x^2-10x+25

49x^2-84x+36

45x^2+60x+20

x^2-7x+10

The sum of 7 times a positive number and 1 is the same as the square of 1 more than the number?

Factor.

x^2-5x

6x^3+9x^2-3x

4y^4-8y^3+6y^2

4x^2-9

3x^2-75

Solve.

75x(8x-9)=0

(7/4x-1/12)(2/3x-12/11)=0

2y^2+12y=-10

(t-5^2)=2(5-t)

Translate to an equation and solve.

The height of a triangle is 8 m less than the base. The area is 10 m^2. Find the height and base.

The sum of 7 times a positive number and 1 is the same as the square of 1 more than the number.

Factor.

x^2-5x

6x^3+9x^2-3x

4x^2-9

3x2-75

3x^4-48

49x^2-84x+36

45x^2+60x+20

x^2-x-12

4x^2-4x-15

5x^2-26x+5

10x^2+28x-48

x^3+x^2+2x+2

x^4+2x^3-3x-6

6x^3+9x^2-15x

80-5x^4

y^5-8y^4+15y^3

v(v-4) = 0

75x(8x-9) = 0

(7/4x-1/12)(2/3x-12/11) = 0

x^2 + 7x-18 = 0

x^2-100 = 0

2y^2 + 12y = -10

(3w-1)(w+2) = 0

(2x+5)(x+4) = 0

Find the roots of each polynomial.

x^2 + 12x

Solve.

(t-5)^2 = 2(5-t)

Factor.

8x^2-98

2x^6 + 8x^5 + 8x^4

t^8-1

Factor completely.

-(x^4-7x^2-18)

m^2n^2 + 7mn^3 + 10n^4

These left me stumped. Thanks [:

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