Evaluate the expression using exponential rules. Write the result in standard notation.(6.3 × 104) × (7.3 × 10-6)
A. 0.04599
B. 0.4599
C. 45.99 × 10-2
D. 45.99 × 10-24
Answer: B
Mathematics
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Find the work done by the force F = 100i - 25j in moving an object from P(-2,4) to Q(150,5).
(a) 12,775 (b) 10, 445 (c) 9,755 (d) 7,325 (e) none
Mathematics
Solve the equation.
= 
- 
A. {14} B. no solution C. {7, 14} D. {7}
Mathematics
Factor the trinomial.5x2 + 29x - 42
A. (x - 7)(5x - 6) B. (5x - 48)(5x - 6) C. (6 - 5x)(5x - 6) D. (x + 7)(5x - 6)
Mathematics
Rationalize the denominator. If any variables are present, assume that they represent nonnegative numbers, and assume that the denominator is not zero.
A. 
(
+ 1)
B. 
(
- 1)
C. 
(
+ 1)
D. 
(
+ 1)
Mathematics