What kind of graph is this ?
A. Zero
B. Undefined
C. Positive
D. Negative

Find the maximum value of p= 4x + 5y subject to the following constraints :

How are algebraic expressions evaluated using substitution?

Which of the following are independent events? a) knowing that it is going to rain tomorrow, and bringing an umbrella to schoolb) knowing that you have to get up early tomorrow, and going to bed before 9 p. mc) knowing that it is going to rain tomorrow, and going to bed before 9 p. md) knowing that you have a test in school tomorrow, and studying thw night before