Factor out the GCF from the polynomial.21y3 - 9y2 + 12y
A. 3(7y3 - 3y2 + 4y)
B. y(21y2 - 9y + 12)
C. 3y(7y2 - 3y + 4)
D. 3y(7y3 - 3y2 + 4y)
Answer: C
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Refer to the following recipe to first estimate the answer and then use multiplication or division to find the exact answer. Simplify. Old Grandma's Fork Cookies 1
cups brown sugar 1
cups white sugar 1
cups shortening 1 pinch salt 3 eggs 2
tsp soda 2
/> tsp cream of tartar 1
tsp vanillaCream sugars and shortening. Beat in remaining ingredients. Add flour to stiffen like regular cookie dough. Roll into balls, then flatten with a fork. Cook until brown.If the recipe is tripled, how much soda will be needed?
A. Estimate: 9 tsp
Exact: 7
tsp
B. Estimate: 9 tbsp
Exact: 7
tbsp
C. Estimate: 6 tsp
Exact: 6
tsp
D. Estimate: 7
tsp
Exact: 9 tsp
Factor by grouping.40r2 + 25ry - 8xr - 5xy
A. (8r + 5y)(x - 5r) B. (5r + 8y)(5r - x) C. (8r + 5y)(5r - x) D. (8r + 5y)(5x - r)
Without graphing the function, determine its amplitude or period as requested.y = 
sin (- 
x)Find the period.
A. 
B. 
C. 
D. 
Solve the problem.If the first and third of three consecutive odd integers are added, the result is 69 less than five times the second integer. Find the third integer.
A. 25 B. 46 C. 21 D. 23