Suma a 1/4 la tercera parte de 63/4. Resta de estas suma la tercera parte de 5/8. Divide esta diferencia por el resultado de sumar a 1/5 los 7/6 de 2/3 y el cosiente resultante multiplicalo por el resultado de sumar a 2/5 las 2/9 partes de 3/7. me podrian ayudar con esto lo tengo q presentar en 10 minutos...Doy coronita al que me ayude

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step-by-step explanation:

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.

9x

this is the formula: v = the value of investment at the end of the time period

p = the principal amount (the initial amount invested)

r = the annual interest rate

n = the annual frequency of compounding (how many times a year interest is added)

t = the number of years the money is invested

^ means raise to the power of