Find an equation in slope-intercept form of the line satisfying the specified conditions.Through (7, 9), perpendicular to -7x + 8y = -33
A. y = - 
x + 17
B. y = 
x - 17
C. y = 
x + 
D. y = - 
x - 
Answer: A
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Find all values of ? in [0°, 360°) that satisfy the equation.sec ? = - 
A. 45°, 225° B. 225°, 315° C. 45°, 315° D. 135°, 225°
Solve the problem.Acme Electronics is a company which makes computer chips. The following table gives the revenue, y, in dollars for this company during the three stated years, x. In this table x = 0 corresponds to 1980, while src="https://sciemce.com/media/4/ppg__fdgfd0509192127__f1q152g3.jpg" alt="" style="vertical-align: -4.0px;" /> Round your answer to the nearest hundred dollars..
A. $3,901,100
B. $3,900,000
C. $3,899,600
D. $3,900,600
corresponds to 1986.
This set of data can be modeled by f(x) = ax2 + bx + c, where x represents the year. Find a linear system for which the solution represents the values of a, b, and c. Use technology to solve this system. Then, using the quadratic equation, predict the revenue for the year
Solve the problem.For a circle of radius 4 feet, find the arc length s subtended by a central angle of 30°. Round to the nearest hundredth.
A. 6.28 ft B. 376.99 ft C. 4.19 ft D. 2.09 ft
Solve the problem.The magnitude of an earthquake, measured on the Richter scale, is given by 
where I is the amplitude registered on a seismograph located 100 km from the epicenter of the earthquake, and I0 is the amplitude of a certain small size earthquake. An earthquake measured 4.5 on the Richter scale. Express this reading in terms of I0.
A. 31,623 I0 B. 25,119 I0 C. 90 I0 D. 3162 I0