The weight of a rock sample is measured to be 3.1 pounds. What is the percent of error in the measurement?

Find the X Intercept of the parabola with vertex (-3,16) and y intercept (0,-20)

Eun Mi raked 1/3 of her mother's lawn. Her brother, Yeping, raked 1/3 of the rest of the lawn. What part of the whole lawn still needs raking?

Solving an Equation with Vallables or Solve the equation. 5x + 6 = 2 (2x - 3)

The exact value for the density of aluminum is 2.699g/cm3. Working in the science lab at school, Joseph finds the density of a piece of aluminum to be 2.75 g/cm3. what is Joseph percent error? (Round to the nearest hundredths)

Write (27a^-6) ^-2/3 in simplest form.

Solve for x. You must write your answer in fully simplified form. 15x = - 2

3y''-6y'+6y=e^x*secx

Multiply. (-3+3i) (-2+6i) write your answer as a complex number in stantard form.

2³⁰+2³⁰+2³⁰+2³⁰+2³⁰ = ? what is the value?

How to identify the factors in the expression 6 (x+5)