You are watching: The inequality $ x^2-14x>15$ is equivalent to
2x2-14x+4=8 Two services were found : x =(7-√57)/2=-0.275 x =(7+√57)/2= 7.275 Rearrange: Rearrange the equation by individually what is come the right of the equal sign from both political parties of the ...
6x2-14x+4=0 Two services were found : x = 1/3 = 0.333 x = 2 step by step solution : step 1 :Equation in ~ the finish of step 1 : ((2•3x2) - 14x) + 4 = 0 action 2 : action 3 :Pulling out prefer ...
The area in square feet of a rectangular ar is displaystylex^2-140x+4500 . The width, in feet, is displaystylex-50 . What is the length, in feet?
https://socratic.org/questions/the-area-in-square-feet-of-a-rectangular-field-is-x-2-140x-4500-the-width-in-fee
displaystyleleft(x-90 ight)ft Explanation:the area displaystylex^2-140x+4500 the length will be the area displaystylediv widthie displaystylex^2-140x+4500=left(x-50 ight)left(x+a ight) ...
x2-14x+40=0 Two remedies were discovered : x = 10 x = 4 action by action solution : step 1 :Trying to variable by separating the center term 1.1 Factoring x2-14x+40 The first term is, x2 its ...
x2-14x+41=0 Two remedies were found : x =(14-√32)/2=7-2√ 2 = 4.172 x =(14+√32)/2=7+2√ 2 = 9.828 step by action solution : action 1 :Trying to variable by dividing the center term ...
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To resolve the inequality, aspect the left hand side. Quadratic polynomial can be factored making use of the revolution ax^2+bx+c=aleft(x-x_1 ight)left(x-x_2 ight), where x_1 and x_2 room the solutions of the quadratic equation ax^2+bx+c=0.
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All equations of the kind ax^2+bx+c=0 can be addressed using the quadratic formula: frac-b±sqrtb^2-4ac2a. Substitute 1 because that a, -14 for b, and also 45 because that c in the quadratic formula.
left< eginarray together l 2 & 3 \ 5 & 4 endarray ight> left< eginarray l l l 2 & 0 & 3 \ -1 & 1 & 5 endarray ight>
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