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Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais