What is the solution to (4x10 to the 3rd power) x (3x10to the 4th power) in scientific notation? brainliest answer + lots of points

Write the summation to estimate the area under the curve y = 1 + x2 from x = -1 to x = 2 using 3 rectangles and right endpoints

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?

Solve for x: 5/3 x = 20/21 it's fraction. remember to simplify your fraction