Popular Questions - Mathematics – Algebra

Suppose X is a non-empty finite set, and  is a binary operation on   which is associative i.e. (x.y).z=x.(y.z) for all x,y,z, in z . Show that there is an element   x in x such that x.x=x...

How many gallons of 60% antifreeze solution must be mixed with 70 gallons of 20% antifreeze to get a mixture that is 50% antifreeze

Find the slope, x-intercept and y-intercept of the graph defined by the equation above. Let 4y+5x=ˆ’8

(1) Solve this system using the elimination method: y = x + 3; y “ x = 7  (2) Solve this application problem using a system of equations: The cost of six scented candles and twelve packs of matches...

Please solve the problem and explain step by step how you got the answer. Due on Monday 12/7/2020.  (1)When we multiply two fractions, do we need common denominator? Why or why not? Explain your...

(1) When we multiply two fractions, do we need common denominator? Why or why not? Explain your answer by an example.  (2) Simplify 14/15ˆ’(ˆ’2/3)^2ˆ2 . Show all the steps.