...pls answer
...pls answer
if (2x-y)/(x+y)= (3/4) then (x/y) is f (2/5) g(3/4) h (7/2) J(7/3) K (7/5) Please h...
a4b + a2b3
I'm in high school and i really need some help math is so confusing to me
A particle A moves in a straight line with uniform acceleration from a point O towards a point P. After 3 seconds it is 33m from O and after 5 seconds it 75 m from O. Calculate (a)...
Two soldiers P and Q who swim at 1.2m/s in still water leave A to cross a tiver 30 m wide as shown. The water is flowing between straight parallel banks at 2m/s. (a) P swims directly...
You are preparing a CPM schedule for the construction of a new sewer collection structure, and the main excavation will require the slopes to be stabilized using steel sheet piles. The sheeting...
A spherical balloon is released from rest and expands as it rises. After rising for t seconds, its radius is r cm and its surface area is A cm^2, where A=(4)(pi)(r^2). The initial radius of the balloon...
Which point on the curve y=x^2 is nearest to the point (3,0)?
A man 1.5m tall is walking at a speed of 2m/s away from a lamppost which has a lamp 5m above the ground as shown in the figure. Find (a) the rate at which the length of his shadow...
A particle P moves in a straight line so that its displacement , s metres, from a fixed point O is given by s=t^3-9t^2+24t+2 where t is the time in seconds after the start of motion. Calculate (a)...
Three positive integers a, b and c are such that 1/a + 2/b = 1/c + 1/2. 1. Make c the subject of the formula. 2. If a=3, find the possible values if b and c. Note: how...
Determine the type and number of solutions of x2-12x+36=0 Please and thank you
Determine the type and number of solutions of 3x2+6x+4=0 Please answer, thank you very much for your help
Consider the following compound propositions: A = (P→Q) Λ (Q→R) B = (P→R) a)Determine whether A ≡ B. Support your answer using truth table. Give reason for your...
2. Express the following statements using quantifiers: a)There is a student who can speak Mandarin language. b)Some student has visited Australia but has not visited New Zealand...
Can you tell me whether a polynomial in x is the same as a polynomial in the variable x?
a person pays the manager of his original store a weekly salary of $600 plus 25%of stores weekly sales.to motivate sales in a new store he will pay the manager $500 a week plus35% of the weekly sales...
How does energy transmit from the tuning fork to the string of the sonometer?
algebra help