Decide whether the statement is true or false.4 is a solution of 2x = 8.
A. True
B. False
Answer: A
Mathematics
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Write the complex number in rectangular form.4(cos 5° + i sin 5°)
A. 0.3 + 4i B. -2 - 0.2i C. 4 + 0.3i D. 2 + 0.2i
Mathematics
Solve the system algebraically.y = 5x - 27y = 2x - 15
A. (4, -7) B. no solution C. (-4, 7) D. (-4, -7)
Mathematics
Find the product.(x + 3)(x - 3)(4x + 2)
A. 4x3 + 2x2 - 36x - 18 B. 4x3 + 2x2 + 36x + 18 C. 4x3 - 22x2 + 24x + 18 D. 4x3 + 26x2 + 48x + 18
Mathematics
Find the unit rate.Janet types a 1620-word paper in 45 minutes. What is her unit rate in words per minute?
A. 1215 words/min B. 27 words/min C. 36 words/min D. 48 words/min
Mathematics