Solve the problem.A ladder is resting against a wall. The foot of the ladder is 6 feet from the wall, and the top of the ladder is 19 feet from the ground. What is the slope of the ladder?
A. 6
B. 
C. 19
D. 
Answer: D
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Express the number in decimal notation.7 × 10-7
A. 0.0000007 B. -700,000 C. 0.00000007 D. 0.000007
Find the x- and y-intercepts. If no x-intercepts exist, state so.f(x) = -x2 + 13x - 42
A. x-intercepts (6, 0) and (7, 0); y-intercept (0,-42) B. x-intercepts (6, 0) and (7, 0); y-intercept (0,6) C. No x-intercepts; y-intercept (0,6) D. x-intercepts (-6, 0) and (-7, 0); y-intercept (0,-42)
Find an equation for the ellipse with foci (±7,0), and major axis of length 18.
What will be an ideal response?
Solve the problem.Le Boulangerie, a bakery, sells four main items: sweet rolls, bread, cakes, and pies. The amount of each ingredient (in cups, except for eggs) required for these items is given by matrix A. Eggs Flour Sugar Shortening Milk
= A
Suppose a day's orders consist of 20 dozen sweet rolls, 200 loaves of bread, 50 cakes, and 60 pies. Write the orders as a 1 X 4 matrix and, using matrix multiplication, write as a matrix the amount of each ingredient needed to fill the day's orders.
A. These matrices cannot be multiplied.
B. 
C. 
D. 