Write the number as a product of prime numbers.1281
A. 3 × 3 × 61
B. 3 × 7 × 61
C. 7 × 7 × 61
D. 21 × 61
Answer: B
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Provide an appropriate response.State whether the following situation represents direct variation, inverse variation, or neither, and explain why: The weight of a roast and the number of servings obtained from it.
What will be an ideal response?
Solve the problem. Round your answer to two decimal places.The area of a circle varies directly as the square of the radius of the circle. If a circle with a radius of 5 inches has an area of 78.5 square inches, what is the area of a circle with a radius of 8 inches?
A. 203.36 in2 B. 25.12 in2 C. 200.96 in2 D. 50.24 in2
Find the exponential function that satisfies the given conditions.Initial mass = 476 g, halving once every 24 hours
A. m(t) = 476 ? 
24t
B. m(t) = 476 ? 
t/24
C. m(t) = 476 ? 224t
D. m(t) = 476 ? 2t/24
Use a calculator to find an approximate solution to the equation. Round your answer to the nearest thousandth.x2 + 9x = 1
A. {-4.39, -4.39} B. {0.11, -9.11} C. {9.11, -0.11} D. {-0.113, -8.887}