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First Multiply x by (x +4) Next multiply -3 by(x+4) Then simplify the sum : x²+4x-3x-12 Hence the answer is : x²+x-12

The triangle is a right angled triangle with hypotaneuse y, and sides are 7 and 10. The angle θ is between the hypotaneuse and the side of length 10 (I do have a diagram) For question 1: Using Pythagoras’...

Hstorical context: Sonnets (meaning 'little song') are love poems which have a very particular form that was popularised by Dante and Petrarch in Italy in the 1300s. The particular poetic form was brought...

Guilty mind versus guilty act. criminal law is the main area of law which carries the risk of the offender to have one of their main human rights curtailed -- their right to freedom, by putting the offend...

y = x³ + 1.5x² -6x Hence, dy/dx = 3x² + 3x - 6 Solve to find x when dy/dx = 0 as gradient is zero at stationary points Substitute the vaules for x back into y to find y co...