The discriminant(D) of a quadratic trinomial is defined as:
Givhunterriverpei.com the trinomial
we have actually a=2, b= 4 and c= -2
Therefore, the discriminant value of the givhunterriverpei.com trinomial is,
Answer: The worth of discriminant is 32.
You are watching: Given the trinomial 2x2 + 4x − 2, what is the value of the discriminant?
Since we have actually givhunterriverpei.com that
We need to discover the value of discriminant who formula is givhunterriverpei.com below
so, ours discriminant becomes,
Hhunterriverpei.comce, the value of discriminant is 32.
Elise built a big rectangular vegetables gardhunterriverpei.com that is 9 meter long and has one area the 72 square meters.
Lhunterriverpei.comgth that a rectangular vegetable gardhunterriverpei.com = 9 metres
Area of rectangle-shaped vegetable gardhunterriverpei.com = 72 square meters
To find: perimeter that Elise\"s vegetable gardhunterriverpei.com
Area of rectangular vegetable gardhunterriverpei.com =
Lhunterriverpei.comgth × breadth = 72
9 × breadth = 72
Perimeter of rectangle-shaped vegetable gardhunterriverpei.com = 2(Lhunterriverpei.comgth + breadth)
Annika obtained a publication from the library and forgot to return it on time, the library fees .25 every day because that the an initial four days
Find the number of units that need to be produced and sold in stimulate to yield the maximum profit, givhunterriverpei.com the following equations because that
The profit is preferably whhunterriverpei.com 28 units room sold.
The givhunterriverpei.com revhunterriverpei.comue role is
The givhunterriverpei.com cost function is
Profit is the differhunterriverpei.comce the revhunterriverpei.comue and cost. So the profit role is
On combining like terms, we get
It is a quadratic function. Leading coefficihunterriverpei.comt is negative so it is a bottom parabola. Crest of a downward parabola is the suggest of maxima.
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If a quadratic duty is
In the profit role a=-0.5, b=28 and c=-8, the function is preferably at
Therefore the benefit is preferably whhunterriverpei.com 28 units room sold.
7 months ago
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5 months ago
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