Sin of an angle is opposite leg divided by hypotenuse.
sin B= 12 / 13
tan of an angle is opposite leg divided by adjacent leg
tan B= 12 / 5
cos of an angle is adjacent leg divided by hypotenuse
cos B= 5 / 13
Answer: 3x(4x+5y)
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I think its one mean, if it's not I'm very sorry
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Step-by-step explanation:x7y³ + 2x5y² - 3x³ - 2x4 -2 mathsolve