Combine and simplify. Write the answer as a mixed number as needed.19
- 1
- 
A. 17
B. 18
C. 17
D. 18
Answer: A
Mathematics
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Find the expression.u = 2i - 2j, v = 4i + 7j; Find u - v.
A. -2i - 9j B. 6i + 5j C. -4i + 5j D. -3i + 5j
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In the given number, name the place value for the digit 5.45.704
A. ones B. hundredths C. tenths D. thousands
Mathematics
Use the trapezoidal rule and Simpson's rule to approximate the value of the definite integral. Compare your result with the exact value of the integral. Please give the answer to four decimal places.
?
?
Trapezoidal rule:__________
?
Simpson's rule: __________
?
Exact value: __________
What will be an ideal response?
Mathematics
Find the indicated intercept(s) of the graph of the function.x-intercepts of f(x) = x + 
A. (-5, 0), (5, 0) B. (5, 0) C. (-25, 0) D. none
Mathematics