# Posts by kiddo

Total # Posts: 31

Physics
A spring is compressed a distance of 'x' stores 500J of energy. How much energy is stored in the spring if it is compressed a distance of 4x?

Algebra 1
Thank you so much, sir!

Algebra 1
Which sum of difference is equivalent to the following expression? 2x + 3 ______ 4 a.) x/2 + 3/4 b.) x/2 - 3/4 c.) 3x/4 + 3/4 d.) 8x + 24 I think it's either a or d, please help me.

College Algebra
scored 56, needs between 76 and 87

physics
a 145g baseball is thrown up at 40 m/s. after traveling a distance of 50m in the air, the baseball is caught. the ball experienced air resistance of what magnitude?

physics
a 145g baseball is thrown up at 40 m/s. after traveling a distance of 50m in the air, the baseball is caught. the ball experienced air resistance of what magnitude?

algebra
find the distance between (0,-5) and (-6,8) a)6.70 b) 13 c) 14.32 d)3.87 and the answer i picked was c can you tell me if its right or wrong

algebra
alrigth thanks again

algebra
well reiny i did you said to do and it still didn't come out like yours i don't know what that might be :(

algebra
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algebra
Goodmorning Reiny why can't I put the square root sign like you have it and I have a Dell computer. T

algebra
simplify: sqrt (6/11) a) sqrt (66/11) b) 6 sqrt (11/11) c) 6 sqrt (11) d) 6

algebra
Solve: sqrt (3)b + sqrt (2) = sqrt (7)b - 10 a) none b) (3) c) (-3) d) (-4) i need to know if my answer is correct or not and the answer i picked is a thanks

algebra
simplify the following radical expression: 4 sqrt (625) a) 5 b) sqrt (25) c) 25 d no solution exists''. a

algebra
``find the distance between (-2,9) and (-5,15) a)45.02 b) 6.17 c)24.18 d) 18.67''. d

algebra
thanks jen

algebra
Simplify: sqrt (12) - sqrt (27) a) - sqrt (15) b) -5 sqrt (3) c) -15 sqrt (3) d) -sqrt (3) i think d

algebra
Solve: sqrt (3)b + sqrt (2) = sqrt (7)b - 10 a) none b) (3) c) (-3) d) (-4) i need to know if my answer is correct or not and the answer i picked is a thanks

algebra
thanks ariel

algebra
Solve: -d = 3 sqrt () d - 2 a) {6} b) {3,6} c) {3} d) none can you show me how to put the symbols for sqrt

algebra
sqrt () 1 - s = 2 a) {3} b) {1} c) {-3) d)0

algebra
i think i figure out this answer myself its d but i could be wrong

algebra
Find the sum in simplest form. 7mn + 5m^2 + 3n^2 + 2mn a) 15m^2n^2 + 9mn b) 7mn + 5m^2 +3n^2 + 2mn c) 15m^2n^2 + 9m^2n^2 d) 5m^2 +3n^2 + 9mn

algebra
Thank you Jen :)

algebra
What is the complete factored form of the following polynomial? 40u^2v + 50uv^2 a) 10u(4uv + 10v^2) b) 5u(8uv + 10v^2) c) 10uv(4u + 5v) d) 5v(8u^2 +10uv) Thanks!!!!!!!!!!!!!!!

algebra
Classify the following polynomial -32xyz a) monomial b) binomial c) trinomial

algebra
Write the answer to this problem in scientific notation. (6.50*10^-2) (2.00*10^4) a)1.30*10^-6 b)1.30*10^-8 c)13.0*10^2 d)1.30*10^3

algebra
thanks drwls i have the correct answer thanks again :)

algebra
Sara and her sister Emily both collect charms for their charms bracelets. Together they have 42 charms. Emily has 2 more charms than Sara. How many charms does each girl have? a) Emily has 22, and Sara has 20. b) Emily has 20, and Sara has 22. c) Emily has 18, and Sara has 24...

algebra
what is the solutionof the following linear system? 2x + y = -1 x + 1/2y =-1/2 a) (2,1) b) none c) (1/2,-2) d) infinite number of solutions

algebra
what is the solutionof the following linear system? 2x + y = -1 x + 1/2y =-1/2 a) (2,1) b) none c) (1/2,-2) d) infinite number of solutions

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