PLEASE PLEASE HELP!

Determine whether f(x) = -5 - 10x + 6 has a maximum or a minimum value. Find that value and
explain how you know.

Can someone help and explain??

Which of the following system of equation is not equal to the system of equations is not equal to the system of equations shown below

Which of these sequences is a geometric sequence a 1,2,4, 7, 11, 16, 22. b. 2.4.8.14.22.38 c.3.6.9. 15.18,21 d. 3,9,27,81,243,729,

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe