Solve the problem. Round to the nearest tenth, if necessary.Megan drove her car 9 miles north, then made a left turn and drove 2 miles west. How far is she, in a straight line, from her starting point?
A. 5.5 mi
B. 4.6 mi
C. 42.5 mi
D. 9.2 mi
Answer: D
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Consider the initial value problem. Find the approximations of y(0.2) and y(0.4) using Euler's method with a time step of 
Then using the exact solution given, compute the errors in the Euler approximations at 
and 
Round answers to five decimal places, do not use intermediate rounding.y'(t) = 
, y(0) = 8; y(t) = 8et/8
A. 
; 
B. 
; 
C. 
; 
D. 
; 
Factor the trinomial completely. If the polynomial cannot be factored, write "prime."x3y + 10x2y2 + 24xy3
A. xy(x2 + 10x + 24y2) B. xy(x + 6y)(x + 4y) C. x(xy + 6y2)(x + 4y) D. y(x + 6y)(xy + 4y2)
Simplify the rate and write the result in words.
A. 
; 16 goals for every 17 soccer games
B. 
;
48 goals for every 17 soccer games
C. 
; 17 goals for every 16 soccer games
D. 
; 17 soccer games for every 16 goals
Solve for the variable.-7x = 63
A. -70 B. 70 C. -9 D. 1