Estimate and find the actual difference expressed as a mixed number in simplest form.6 - 4

A. Estimate: 1; Actual: 1
B. Estimate: 2; Actual: 1
C. Estimate: 1; Actual: 1
D. Estimate: 2; Actual: 1


Answer: C

Mathematics

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Provide an appropriate response.Suppose that you are solving a system of 4 linear equations and 4 variables by the Gaussian elimination method. If you use the transformation 2R4 + R3, which row(s) of the augmented matrix will change?

A. Rows 4 and 3 B. Row 3 C. Row 4 D. No rows will change.

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 sum without the use of a number line.4.9 + (-7.6) + (-3.8)

A. 1.1 B. 8.7 C. 16.3 D. -6.5

Mathematics

Draw the graph of the equation.(y - 1)2 = -5(x + 1)

A.

B.

C.

D.

Mathematics