Hi There!
Answer:
25x² - 4
Step-by-step explanation:
Solve: (5x - 2)²
Step 1: 25x² - 2²
Step 2: 25x² - 4
Hope This Helps :)
Let lowest possible score be x (66+ 80+ 88+ 82 +72+ x)/6=80 on solving we get ans as 92
Divide by 21 to put the equation in intercept form.
x/(21/9) + y/(-21/7) = 1
x/(7/3) + y/(-3) = 1
The x-intercept is (7/3, 0)
The y-intercept is (0, -3)
The 3rd choice is appropriate.
Answer:
Step-by-step explanation:
Simplified the following system of equations into a linear equation.
Graphed (plot the points) the linear equation onto the graph.
To get the solution (2,-2) (x,y)she went positive 2 to the right and -2 down.
Answer:
The standard deviation of the set is: 1.5
Step-by-step explanation:
The actual standard deviation is 1.58... but to 1 decimal place it's 1.5