# Posts by JAJA

Total # Posts: 10

**physic**

A tennis ball is projected horizontally from the top of a cliff 50m high with a velocity of 10ms -1 , find (a) the time taken to reach the ground (b) the distance from the foot of the cliff to where the ball hits the ground.

**computer science**

Write the pseudocode & flowchart that receives a letter from a user and displays the corresponding color

**Chem**

So am just making this harder than it really is! That is what I wanted to do but thought it was too easy. HAHA

**Chem**

.240g Benzoic acid is dissolved in water at 100C and crystals of it formed when cooled to 20C that weighed .172g. What is the percent recovery (given solubility of benzoic acid at 20C is 2.9mg/mL) I understand the %recovery equation, but am not sure how to set up the ...

**CALCULUS**

3rd derivative of (2/x3)+(the sqrt of x-2)/(3x-6)

**Math**

-16t^2+48t+864

**maths**

263.76

**algebra**

Find the perimeter of a rectangle if the given base is (x-5)m, and the height is (6x+7)m.

**college algebra**

yes it was correct! thank you

**college algebra**

rectangular region of lenght x and width y has an area of 520 square meters. write the width y as a function of x

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