Use an Euler diagram to determine whether the argument is valid or invalid.No even number is divisible by 9.54 is an even number. Therefore, 54 is not divisible by 9.
A. valid
B. invalid
Answer: A
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Find the product. Write the answer in standard form.(-3 + 6i)(-3 - 6i)
A. 9 + 36i2 B. 9 - 36i2 C. -27 D. 45
Find the intercepts of the circle. Round to the nearest hundredth, when necessary.(x - 4)2 + (y - 5)2 = 9
A. There are no intercepts. B. The two x-intercepts are x = 7 and x = -7, and the two y-intercepts are y = 3 and y = -3. C. The two x-intercepts are x = 4 and x = -4, and the two y-intercepts are y = 3 and y = -3. D. The x-intercept is x = 4, and the y-intercept is y = -9.
Find the indicated term of the sequence.The tenth term of the arithmetic sequence 7, 4, 1, ...
A. -23 B. 34 C. 37 D. -20
Solve.Seven times some number added to 5 amounts to 2 added to the product of 4 and the number.
A. -3 B. -1 C. 1 D. 3