Which equation is the equation of the line, in point-slope form, that has a slope of 1.9 and passes through the point (4.5, −1.4) ? A. y−4.5=−1.9(x+1.4)
B. y+1.4=1.9(x−4.5)
C. y−1.4=1.9(x−4.5)
D. y−4.5=1.9(x−1.4)

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm^2. what is the area of the second triangle?

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?