-->A missile is fired straight into the air from a military installation. The missile's height (in feet) is given by the formula
h(x) = -16x2 + 400x + 100,
***remember to put the units***
1. How high is the missile after 4,5 seconds?
2. At what time will the missile reach its maximum height?

3. What is the maximum height the missile will reach?
2600 feet
4. When will the missile be 2500 feet above the ground?
5. When will the missile reach its target (on the ground)?

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or  

not only in mathematics, scientific proof also are required in the other field of science. also maths proofs are of particular structure, containing steps and logics. so proving is like doing science, it is science. that's why it is important to prove. 

an inaccurate proof leads to errors, or stating results that are not accurate.  which wil mess the probelm up you dont want this

the surface area is 124cm²

step-by-step explanation:

length: 4cm

width: 9cm

height:   2cm