algebra
Use the compound interest formula A=P(1+r)^t and the given information to solve for r. A=9,000,000 P=80,000 t=40 I have done this problem over a over and still get the wrong answer.
algebra
a loan of 22,823 was repaid at the end of 12 months. What size repayment check (principal and interest) was written , if a 10.7 % annual rate of interest?
Spanish-9th grade
Could you please check if these are correct? Thank you- 1.¿Necesitas monedas para coleccionar monedas? Sí. Las necesito para coleccionar monedas. 2. .¿Necesitas el bate para jugar al tenis? No,lo necesito para jugar al tenis. 3. Me hablas? Sí, te ha...
calculus
Find the equation of the line tangent to the graph of the given function at the point with the indicated x-coordinate. f(x)=(4 sqrt(x)+7)/(sqrt(x)+2); text( ) x=4
math
The demand for the video game is modeled by the logistic curve, where q(t) is the total number of units sold t months after its introduction. q(t)= 10000/(1+0.5 e**(-0.4t)) (a) Use technology to estimate q'(4) to the nearest integer. mark units per month (b) Assume that th...
Calculus
s(x)=log3(x^2+6x) find derivative?
Calculus
need derivative
calculus
t(x)=((x+4)^0.1-5x)^-5.1
Calculus
g(x)=(1)/(2e^(x)+4e^(-x))
Physics
Thanks :)
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