Estimate the sum or difference by rounding each number to the nearest hundred. 5241 7614+ 3835
A. 16,700
B. 18,000
C. 16,600
D. 16,000
Answer: C
Mathematics
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Verify that the given equation is an identity.tanh 2x = 
What will be an ideal response?
Mathematics
Solve the problem.The grades are given for a student for a particular semester. Use weighted means to find the grade point average. Assume the grade point values are A = 4, B = 3, C = 2, D = 1, and F = 0. Round your answer to the nearest tenth when necessary.
D2 A1 A1 F2 A2
A. 2.3 B. 1.6 C. 8 D. 2.6
Mathematics
Solve.The hydrogen ion concentration of a substance is about 5.4 × 10-2 moles per liter. Find the pH. Round to the nearest tenth. Use the formula pH = -log [H+].
A. 1.3 B. 1.6 C. -2.7 D. 2.7
Mathematics
qt 1/8 = ? fluid ounces
A. floz 32 B. floz 2 C. floz 16 D. floz 4
Mathematics