Simplify this expressions

1. (3squared x to the fourth power) (-2x) cubed

2. (3x) to the fourth power

3. (4x squared) (2xy) cubed

What is 2 7/9 as a improper fraction? I keep solving it wrong

Convert the equation you found, t=a^3/2, into a form without any rational exponents

A spherical ornament is placed into a cubic box for shipping so that its surface touches each of the faces of the box, as shown in the diagram below.

Will give brainliest answer! The Mponeng gold mine in South Africa is approximate 3,909 km below the surface of the earth. What is the depth of the mine as an integer? A. 3,900 B. 390 C. - 390 D. - 3900

What are the eight-digit grid coordinates for spot elevation 85?

Prove that: 25^9+5^17 is divisible by 30

James has mapped his seat and his teacher's seat on the coordinate plane at (0,10) and (-4,6). Find the distance between their seats. A. 4√ 17 units B. 16 units C. 4√ 2 units D. 4 units

What is the sum of 90 minutes and 50 minutes? 130 minutes 1 hour, 40 minutes 2 hours 2 hours, 20 minutes

The side lengths of triangle RST are 5, 12, and 13. Which set of ordered pairs form a triangle that is congruent to triangle RST?

Write an inequality that represents the description and then solve. Dave has $15 to spend on an $8 book and two birthday cards (C) for his friends. How much can he spend on each card if he buys the same card for each friend?