Find the prime factorization of the number.30

A. 6 ? 5
B. 3 ? 3 ? 2
C. 2 ? 3 ? 5
D. 2 ? 2 ? 5


Answer: C

Mathematics

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Solve the problem.The total solar radiation H (in W/m2) on a particular surface during an average clear day in one U.S. city is given by H =  where t is the number of hours from noon. Find a general expression for the instantaneous rate of change of H with respect to t.

A. - 
B. - 
C. - 
D. - 

Mathematics

Perform the operation.

A. 950 B. 947 R5 C. 947 D. 947 R3

Mathematics

Find the missing parts of the triangle. A = 23°a = 35 kmb = 54 kmIf necessary, round angles to the nearest whole number and side lengths to the nearest km.

A. no such triangle B. B1 = 120°, C1 = 37°, c1 = 78 km B2 = 14°, C2 = 143°, c2 = 22 km C. B = 37°, C = 120°, c = 78 km D. B1 = 37°, C1 = 120°, c1 = 78 km B2 = 143°, C2 = 14°, c2 = 22 km

Mathematics

Write the whole number in standard form.900,000 + 60,000 + 300 + 7

A. 960,307 B. 96,307 C. 906,370 D. 960,370

Mathematics