Provide an appropriate response.When asked to describe logarithms in one simple sentence, the teacher said, "Logarithms are exponents". What is meant by this sentence?
What will be an ideal response?
Answers may vary. One possibility: loga is the exponent to which the base a must be raised to obtain x.
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Find an equation for the described linear function.Through (0, -4) and perpendicular to
A. y = -x + 4 B. y = x - 4 C. y = x + 4 D. y = -x - 4
Solve the system of equations using Gaussian elimination or Gauss-Jordan elimination.4w + 4x - 4y - 4z = -4-w - 3x - 3y - z = -22w + 3x + 3y + 2z = -52w + 4x + 4y + 2z = 6
A.
B. (-z, z, -z, z)
C.
D. No solution
Solve the problem. Round to two decimal places if needed.Find the measure of the central angle (in radians) of a circle of radius r = foot that intercepts an arc of length s = 15 feet.
A. 20 radians B. 24 radians C. 12 radians D. 11.25 radians
Solve the problem.A ball is tossed upward. Its height after t seconds is given in the table. Find a quadratic function to model the data. Use the model to determine when the ball reaches its maximum height, as well as the value of the maximum height.
A. The ball never reaches a maximum height. B. The ball reaches a maximum height of 50 feet in 2.1 seconds. C. The ball reaches a maximum height of 40 feet in 1.5 seconds. D. The ball reaches a maximum height of 44.6 feet in 1.6 seconds.