Express the number in scientific notation.870,000
A. 8.7 × 105
B. 8.7 × 104
C. 8.7 × 10-4
D. 8.7 × 10-5
Answer: A
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Use the method of variation of parameters to solve the differential equation.36D2y - y = sin x
A. y = C1ex/6 + C2e-x/6 - 
sin x
B. y = C1ex/6 + C2e-x/6 - 
sin x + 
cos x
C. y = C1ex/6 + C2e-x/6 + 
sin x
D. y = C1ex/6 + C2e-x/6 - 
cos x
Write the number in standard form.4 ten thousands + 1 thousand + 3 hundreds + 9 tens + 8 ones
A. 89,314 B. 41,398 C. 4138 D. 43,918
Fill in the blanks to complete the sentence.The fraction 
represents 
of the 
equal parts into which a whole is divided.
A. 47, 11
B. 11, 47
C. 
, 11
D. 
, 47
Analyze the graph of the given function f as follows:(a) Determine the end behavior: find the power function that the graph of f resembles for large values of |x|.(b) Graph f using a graphing utility.(c) Find the x- and y-intercepts of the graph.(d) Use the graph to determine the local maxima and local minima, if any exist. Round turning points to two decimal places.(e) Use the information obtained in (a) - (d) to draw a complete graph of f by hand. Label all intercepts and turning points.(f) Find the domain of f. Use the graph to find the range of f.(g) Use the graph to determine where f is increasing and where f is decreasing.f(x) = x4 - 1.8x2 + 0.5184
What will be an ideal response?