Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -7x^2 + 9x + 5 A. {–1.40, 1.80} B. {-7, 9} C. {–1.29, –0.71} D. {–0...
Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -7x^2 + 9x + 5 A. {–1.40, 1.80} B. {-7, 9} C. {–1.29, –0.71} D. {–0...
this is hard i really need help
i love math but i need help please help me with my questions
Rosa is 3 times as old as Juan. 5 times Juan's age, decreased by Rosa's age is 16. What are Rosa and Juan ages?
Given the function f(x)=5x+4 , find its inverse A. f -1 (x)=(x−5)/4 B. f -1 (x)=x/5 −4 C. f -1 (x)=(x−4)/5 D...
i need answers for some social studies homework
write an equation of a line that is perpendicular to the given line and that passes through the given point.
2 +1 x+2
Box 1 has 2 white balls and 4 red balls, box 2 has 3 white balls and 3 red balls. There is a 75% chance of choosing box 1 and a 25% chance of choosing box 2. What is the probability of choosing a...
Evaluate 6ab when a=12 and b=7.
My Question is really hard to Answer and i dont UNderstand and i need help aswell i want to get a good Grade in math so then my mom will not Be dissippointed in me nore will my Dad or my Grandma or...
Melt-a-munch candy bars each weigh 7/8 of an ounce. How much would a pack of 12 weigh?
I need to know the expression and then the simplified expression if possible. Thank You.
Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -5x^2 + 5x + 7. A. {1.78, –0.78} B. {-5, 5} C. {–1.00, –1.40} D...
Please help! I am having trouble finding the x value in problems like this: y=mx+b 100=1/3x+4
write an equation of a line that is perpendicular to the given line and that passes through the given point.
Help please
please reply
A fly takes off from the side of a 20 foot tall lamp post flying at a steady 5 feet per second through the air 12 feet above the ground. How fast is its shadow moving along the ground?
can you please use a diagram