Let f(x)=4x2−5 . a new quadratic function g(x) is the function f(x) stretched vertically by a factor of 2. what is the equation of this new function g(x)? question 5 options: g(x)=4x2−3 g(x)=8x2−10 g(x)=4(x+2)2−5 g(x)=8x2−5

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)