Which expression is equivalent to x^2

+ 4x^2 - 45?

What type of triangle is formed by joining the vertices A (-3, 6), B (2, 1), and C (9, 5)

The thermostat in Steffi's house is set to 56°F. The actual temperature variance in her house can be modeled by the inequality |t - 56| = 3. Plot the range of possible temperatures in her house.

Identify the real cube root (s) of 8.

Total runs scored by 2 batsmen is 215. Express this information in linear equation in two variables

Assume that the stopping distance of a can varies directly with the square of the speed. A van travelling 20 miles per hour can stop in 30 feet. If the van is travelling 24 miles per hour, what is it's stopping distance?

Write a polynomial function in standard form with the given zeros 1, - 1, - 4

The formula for area of a circle can be found by using a parallelogram explain the way to derive the formula

2. Dana is trying to see her favorite singer Lady Gaga at Lollapalooza, so she decides to climb a tree. She puts a 12 foot ladder against the tree. The base of the ladder is 3 feet from the tree. How tall is the tree? Round to the nearest tenth.

what are your initial's thoughts about saving. what do you want to learn about saving 4 sentences at least

How do you find 4t-4=48