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All Questions
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230451 Questions
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834
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+956
Combination of Functions
My answer: {x e R | x ≤ -11} Is that correct?
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Julius
Jan 14, 2018
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701
1
+4116
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Last.
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NotSoSmart
Jan 14, 2018
0
2055
1
The graph of $y=ax^2 + bx + c$ is a parabola with vertical axis of symmetry. The vertex of this parabola is $(2,3)$ and the parabola contain
The graph of is a parabola with vertical axis of symmetry. The vertex of this parabola is and the parabola contains the point . Find the value of when .
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Guest
Jan 14, 2018
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668
1
+4116
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NotSoSmart
Jan 14, 2018
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653
1
+4116
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Help.
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NotSoSmart
Jan 14, 2018
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724
1
+4116
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NotSoSmart
Jan 14, 2018
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790
2
+4116
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NotSoSmart
Jan 14, 2018
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697
1
+4116
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NotSoSmart
Jan 14, 2018
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628
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NotSoSmart
Jan 14, 2018
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686
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NotSoSmart
Jan 14, 2018
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663
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NotSoSmart
Jan 14, 2018
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656
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NotSoSmart
Jan 14, 2018
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1006
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NotSoSmart
Jan 14, 2018
Jan 13, 2018
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713
3
YOU WIILL BE AMAZED
https://www.canada.ca/content/dam/ircc/migration/ircc/english/pdf/pub/discover.pdf
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Guest
Jan 13, 2018
+3
2314
1
+113
Final mathematics exam
The final mathematics exam at a certain school contains questions of equal difficulty and is matched to the students' past performance in mathematics. Four students who take the exam have averages 25%, 50%, 60%, and 80%. What is the probability that at
read more ..
Alan
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jonathanxu999
Jan 13, 2018
0
4148
1
How many order pairs of x y
How many ordered pairs of positive integers $(x,y)$ satisfy the equation $\frac{x}{y} = \frac{225}{xy} + \frac{y}{x}$?
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Guest
Jan 13, 2018
0
1030
2
Help asap
Simplify the expression \[\frac{6}{\sqrt{36} + \sqrt{27}} + \frac{6}{\sqrt{27} + \sqrt{18}} + \frac{6}{\sqrt{18} + \sqrt{9}}.\]
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Guest
Jan 13, 2018
+1
8424
4
+488
We have a triangle $\triangle ABC$ such that $AB = BC = 5$ and $AC = 4.$ If $AD$ is an angle bisector such that $D$ is on $BC,$ then find th
We have a triangle such that and If AD is an angle bisector such that D is on BC then find the value of Express your answer as a common fraction.
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RektTheNoob
Jan 13, 2018
0
712
1
The graph of the equation $y =ax^2 + bx + c$, where $a$, $b$, and $c$ are constants, is a parabola with axis of symmetry $x = -3.$ Find $\fr
The graph of the equation ., where , , and are constants, is a parabola with axis of symmetry Find .
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Guest
Jan 13, 2018
+2
1885
3
+488
Determine the number of positive integers $a$ less than $12$ such that the congruence $ax\equiv 1\pmod{12}$ has a solution in $x$.
Determine the number of positive integers a less than 12 such that the congruence has a solution in x.
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RektTheNoob
Jan 13, 2018
0
1077
4
+267
Logarithmic equation
Solve for x
The numerator is giving me issues as it has two logs in it. Can't seem to simplify it after raising both sides to 10, any tips?
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Quazars
Jan 13, 2018
0
1504
1
Find A+B+C
Find $\displaystyle{ \frac{2}{1 + 2\sqrt{3}} + \frac{3}{2 - \sqrt{3}}}$, and write your answer in the form $\displaystyle \frac{A + B\sqrt{3}}{C}$, with the fraction in lowest terms and $A > 0$. What is $A+B+C$?
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Guest
Jan 13, 2018
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2500
3
Help
Suppose that $a$, $b$, and $c$ are real numbers such that $\frac{a}{b} = \frac{\sqrt{10}}{\sqrt{21}}$ and $\frac{b}{c} = \frac{\sqrt{135}}{\sqrt{8}}$. Find $\frac{a}{c}$. Completely simplify and rationalize the denominator.
hectictar
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Guest
Jan 13, 2018
0
803
1
Can some please help
Rationalize the denominator: $\frac{1}{\sqrt{8}+\sqrt{50}+\sqrt{18}}$.
hectictar
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Guest
Jan 13, 2018
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