Answer the question or solve the problem.If a ? b, is it always true that a + 7 ? b + 7? Explain.
What will be an ideal response?
Yes. Adding a positive or negative number to both sides of an inequality produces an equivalent inequality. (Explanations will vary.)
Mathematics
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Find the indicated value.Find f if log f = -5.4, where f is the capacitance of a certain capacitor in farads (F).
A. f = -5.40 × 101 F B. f = 3.98 × 10-6 F C. f = 2.51 × 105 F D. f = 4.52 × 10-3 F
Mathematics
Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 29,400,000,000,000 B. 600,000 C. 29,400,000 D. 600,000,000,000
Mathematics
Find the reference angle for the given angle.-240°
A. 150° B. 60° C. 30° D. 120°
Mathematics
Write the complex number in the form a + bi.3(cos 60° + i sin 60°)
A. 
+ 
i
B. 
+ i
C. 
+ 
i
D. 
+ 
i
Mathematics