Find the difference.-10.3 - (-6.9)

A. 3.4
B. 17.2
C. -3.4
D. -17.2


Answer: C

Mathematics

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Find the complex solutions of the given equation.2r2 + 5r + 5 = 0

A.
B.
C.
D.

Mathematics

Solve the problem.A box contains 4 slips of paper, on each of which is written the number 1, 2, 3, or 4, respectively. A slip is drawn, and the number on it is noted. That slip is put aside, and another slip is drawn and the number on it noted. What is the probability thata) the sum of the two numbers is 5?b) the first number drawn is a 2 and the second number is not 5?c) the sum of the two numbers is not 10?

A. a)   b)   c) 0
B. a)   b)   c) 0
C. a)   b)   c) 1
D. a)   b)   c) 1

Mathematics

Write the decimal number that has the specified place values.3 tens, 9 ten-thousands, 4 hundredths, 4 ones, 1 ten-thousandths

A. 9034.0401 B. 90,034.041 C. 90,034.0401 D. 10,034.0409

Mathematics

Solve the triangle.a = 6, b = 8, C = 70°

A. c = 8.2, A = 43.5°, B = 66.5° B. c = 6.3, A = 28.6°, B = 81.4° C. c = 9, A = 52.8°, B = 57.2° D. c = 10, A = 56.9°, B = 53.1°

Mathematics