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While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

Multiply and simplify. 2x2y3z2 · 4xy4x2 how to do?