Draw a circle of radius 1 cm. From a point outside the circle 13 cm away from its center, draw a tangent line to the circle. What is the length of the tangent line?
Round the value to two decimal places, if needed. Hint: Use the Pythagorean
Theorem (or) draw the tangent line as per the measures given and measure the
length of the tangent line.

What is the equation of the following graph in vertex form? parabolic function going down from the left through the point zero comma twelve and through the point two comma zero and turning at the point four comma negative four and going up through the point six comma zero and continuing towards infinity courtesy of texas instruments a: y = (x − 4)2 − 4 b: y = (x + 4)2 − 4 c: y = (x + 2)2 + 6 d: y = (x + 2)2 + 12

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5