Factor completely. If a polynomial cannot be factored, say it is prime.25x2 - 49y2
A. prime
B. (5x - 7y)2
C. (5x + 7y)(5x - 7y)
D. (5x + 7y)2
Answer: C
You might also like to view...
Simplify.7 + (0.6)2
A. 57.76 B. 6.64 C. 8.2 D. 7.36
Factor the sum or difference of two cubes.x3 + 64
A. (x + 4)(x2 - 4x + 16) B. (x + 4)(x2 + 16) C. (x - 64)(x2 - 1) D. (x - 4)(x2 + 4x + 16)
Solve the problem.Factories A and B sent rice to stores 1 and 2. A sent 15 loads and B sent 23. Store 1 received 22 loads and store 2 received 16. It cost $200 to ship from A to 1, $350 from A to 2, $300 from B to 1, and $250 from B to 2. $9100 was spent. How many loads went where?
A. 15 from A to 1, 0 from A to 2, 7 from B to 1, and 16 from B to 2 B. 0 from A to 1, 15 from A to 2, 16 from B to 1, and 7 from B to 2 C. 14 from A to 1, 1 from A to 2, 8 from B to 1, and 4 from B to 2 D. 13 from A to 1, 2 from A to 2, 9 from B to 1, and 14 from B to 2
Solve the problem by estimating.In 1999, the population of Capital City was 8,185,831 and the population of Spring City was 3,812,652.. Round each population to the nearest hundred-thousand to estimate the difference in the populations of the two cities.
A. 4,300,000 B. 4,373,000 C. 4,500,000 D. 4,400,000