Add.-180 + 410
A. 230
B. 590
C. -230
D. -590
Answer: A
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Use the guidelines to evaluate the study. From the information given, what is the biggest flaw in the study?A researcher randomly selected 500 college students and asked "How many IQ points would you sacrifice to become better looking?". The following conclusion was published in the student newspaper "Students would sacrifice 18 IQ points to be better looking."
A. Selection bias B. The source C. Confounding variables D. Participation bias E. Variables are hard to define/measure
Find the equation of the line described, and express your answer in the specified form.Parallel to the line 8x + 9y = 5; passes through the point (4, -10); standard form
A. 4x + 9y = 5 B. 8x - 9y = -58 C. 9x + 8y = -10 D. 8x + 9y = -58
Divide. Write the answer in simplest form.32 ÷ 
A. 19
B. 21
C. 
D. 20
Write the expression in the standard form a + bi.2i15 - i7
A. i B. -1 C. 1 D. -i