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dp1806
Username
dp1806
Score
108
Membership
Stats
Questions
36
Answers
17
37 Questions
19 Answers
0
625
1
+108
Find the greatest value of 'a' such that
Find the greatest value of "a" such that
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dp1806
Sep 7, 2020
0
583
2
+108
pls help fast guys
Let
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dp1806
Sep 7, 2020
0
562
2
+108
pls help fast guys, it's really urgent!
Given that , and find
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dp1806
Sep 7, 2020
-1
727
2
+108
it's urgent
Given that $a(a+2b) = \frac{104}3$, $b(b+2c) = \frac{7}{9}$, and $c(c+2a) = -7$, find $|a+b+c|$.
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dp1806
Sep 2, 2020
0
885
10
+108
it's urgent, guys pls fast
Let\[ f(x) = \begin{cases} -\sqrt[3]x & \text{if } x \geq 0,\\ x^2& \text{if } x <0. \end{cases} \]Compute $f(f(f(f(512)))).$
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dp1806
Sep 2, 2020
-1
480
1
+108
help pls asap
Let be defined by
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dp1806
Sep 1, 2020
-1
453
1
+108
pls help
Let $f$ be defined by\[f(x) = \left\{ \begin{array}{cl} 2-x & \text{ if } x \leq 1, \\ 2x-x^2 & \text{ if } x>1. \end{array} \right.\]Calculate $f^{-1}(-3)+f^{-1}(0)+f^{-1}(3)$.
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dp1806
Aug 31, 2020
+2
548
1
+108
help asap
Let\[f(x) = \begin{cases} 3x + 5 &\text{if }x<-3, \\ 7-4x&\text{if }x\ge -3. \end{cases} \]Find $f(5)$.
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dp1806
Aug 31, 2020
-1
497
1
+108
pls help
Let\[p(x,y) = \begin{cases} x + y &\quad \text{if } x \ge 0 \text{ and } y \ge 0, \\ x - 2y &\quad \text{if } x < 0 \text{ and } y < 0, \\ 3x + y &\quad \text{otherwise}. \end{cases} \]What is $p(p(1,-1),p(-5,-2))$?
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dp1806
Aug 29, 2020
-1
577
3
+108
please help me
Let\[f(x) = \left\{ \begin{array}{cl} x^2-4 & \text{ if }x < 7, \\ x-13 & \text{ if } x \geq 7. \end{array} \right.\]What is $f(f(f(17)))$?
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dp1806
Aug 28, 2020
-1
983
2
+108
please help asap
The sum of the first $n$ terms in the infinite geometric sequence $\left\{\frac{1}{4},\frac{1}{8},\frac{1}{16},\dots \right\}$ is $\frac{255}{512}$. Find $n$.
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dp1806
Aug 28, 2020
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