Which of the following equations represents a quadratic function? d. y = 2^x - 3
b. 2y^2 + 3
a. y = 3 + 2x^2
C. Y = 3x -2^2

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

Three times the sum of a number and seven is negative thirty-six. what is the number?

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.