Write the number in standard form.1.29 × 106

A. 12,900,000
B. 77.4
C. 1,290,000
D. 129,000


Answer: C

Mathematics

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A. 28 B. - 22 C. 14 D. - 14

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Graph the equation.16x2 - 4y2 = 64

A.

B.

C.

D.

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Add.85 + 74 + 27

A. 187 B. 176 C. 186 D. 197

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The lengths of two vectors a and b, and the angle ? between them, are given. Find the length of their cross product, |a x b|. : |a| = 4, |b| = 5, ? = 60°

What will be an ideal response?

Mathematics