7. The expression below is equal to the product of (3x^2 - 4x + 6)(x – 5). 3x^3– 19x^2 + kx – 30
What is the value of k?

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?

The radius of the circle below intersects the unit circle at (3/5,4/5). what is the approximate value of theta? 0.6 radians 1.0 radians 36.9 degrees 53.1 degrees

Plz ( true - false) all triangles have interior angles whose measure sum to 90.