All Questions ⁺⁰234620 Questions

0

34

0

+1678

inequality

Solve the inequality
\[\frac{3-z}{z+1} \ge 2 + 7z.\]
Write your answer in interval notation.

wiseowl Nov 21, 2023

0

35

0

+1678

Inequality

Solve the inequality $4t^2 \le -9t + 12 - 14t + 36.$ Write your answer in interval notation.

wiseowl Nov 21, 2023

0

17

0

+1678

inequality

Solve the inequality $x(x + 6) > 16 - 5x + 33.$ Write your answer in interval notation.

wiseowl Nov 21, 2023

0

36

0

+1678

inequality

Solve the inequality $(x - 2)(x + 6) \le x^2 + 14.$ Write your answer in interval notation.

wiseowl Nov 21, 2023

0

32

0

+1678

inequality

Find the number of integers $n$ that satisfy $n^2 < 64 - 20n - n^2.$

wiseowl Nov 21, 2023

0

25

0

+1678

interval

Write the values of $x$ that satisfy $-8 \le x + 17 < -3 - 5x$ as an interval.

wiseowl Nov 21, 2023

0

30

1

+9

Given 30-60-90 triangle

Given 30-60-90 triangle
Hypothenuse = qSqrt3
Short side, opposite 30 => pSqrt2
Long side, opposite 60 => pSqrt6 read more ..

alexcardenas Nov 21, 2023

0

44

0

+817

need help

Fill in the blanks with numbers to make a true equation
3x^2 + 12x + 4 - x^3 + 8x - 5x + 7x^2 + 11 = __ (x + __)^3 + __(x + __)^2 + __x + ___

maximum Nov 21, 2023

0

32

1

+817

graphing question

The parabola $y = ax^2 + bx + c$ is graphed below. Find $a + b + c$. (The grid lines are one unit apart.)

maximum Nov 21, 2023

0

30

0

+817

help plz

Find the vertex of the graph of the equation $x - y^2 + 8y = 13 + 2y + y^2 - 7y - 14$.

maximum Nov 21, 2023

0

44

0

+817

how to find vertex

Find the vertex of the graph of the equation y = -2x^2 + 8x + 15 - 3x^2 + 7x - 25

maximum Nov 21, 2023

0

42

0

+817

area of a circle

Find the area of the region enclosed by the graph of $x^2 + y^2 = 2x - 6y + 6 + 14x - 16y + 80$.

maximum Nov 21, 2023

0

26

0

+817

help algebra

The graph of $y = ax^2 + bx + c$ has an axis of symmetry of $x = -1.$ If $a = 2,$ then find $b.$

maximum Nov 21, 2023

0

32

0

+817

parabola

Graph a parabola with axis of symmetry $x = 3,$ an $x$-intercept at $x = -8,$ and $y$-intercept $5.$

maximum Nov 21, 2023

Nov 20, 2023

0

31

4

+36

Intermediate Algebra

Let be a complex number such that
What is ?

JovenlyCosmo Nov 20, 2023

0

24

1

+817

quadratic

Let c be a real number, and consider the system of quadratic equations
y = x^2 - 9x + c,
y = 8x^2 - 13x.
For which values of c does this system have:
(a) Exactly one real solution (x,y)?
(b) More than one real solution?
(c) read more ..

maximum Nov 20, 2023

0

26

5

+9

Given 30-60-90 triangle with sides p\sqrt(6) , p\sqrt(2 ), q\sqrt(3); find p, q

Given 30-60-90 triangle with sides p\sqrt(6) , p\sqrt(2 ), q\sqrt(3); find p, q

●●●●●

alexcardenas Nov 20, 2023

0

23

1

+9

AP Calculus AB Derivative Rules

This is what I got (I think I'm wrong):
1 / f'(f-1(x)) = 1 / f'(4) = 1 / -1 / 5 = -5
g(-5) = ln(f(-5)), No Solution because f(x)>0
read more ..

bigmath Nov 20, 2023

Nov 19, 2023

0

22

1

+20

Math

A box contains 15 identical reams of paper. The total mass of the box with 1/5 of all the reams of papers is 33.6 kg lighter than the box with al the reams of paper. The mass of the empty box is 2/7 of a ream of paper. What is the mass of the empty read more ..

BilalKrol28282 Nov 19, 2023

-1

33

0

+1323

hard geometry

In triangle $ABC,$ the angle bisector of $\angle BAC$ meets $\overline{BC}$ at $D,$ such that $AD = AB$. Line segment $\overline{AD}$ is extended to $E,$ such that $\angle ADC = \angle BDE$. Show that triangle $ACE$ is isosceles.

blackpanther Nov 19, 2023

-1

32

0

+1323

rectangle

In rectangle $ABCD$, as shown below, $DX = XC$. Find the number of degrees in $\angle XDY.$

blackpanther Nov 19, 2023

-1

43

0

+1323

area

The rectangle below has been divided into unit squares. Find the total area of the blue shaded region, in square units.

blackpanther Nov 19, 2023

-1

32

0

+1323

area

In triangle $ABC,$ points $P$ and $Q$ are on side $\overline{AB},$ and point $R$ is on side $\overline{AC}.$ If $\frac{AP}{2} = \frac{PQ}{5} = \frac{QB}{11}$ and $\frac{AR}{8} = \frac{RC}{13},$ then find $\frac{[QBC]}{[CRQ]}.$

blackpanther Nov 19, 2023

-1

25

0

+1323

area

In triangle $ABE,$ $C$ and $D$ are points on sides $\overline{BE}.$ If $BD = 18$, $CE = 7$, $[ABC] = 13$, and $[ADE] = 22$, then find $[ACD]$.

blackpanther Nov 19, 2023

-1

17

0

+1323

angles

In the diagram below, we have $\overline{AB}\parallel\overline{CD}$ and $QP = QR$. If $\angle BPQ = 2x^\circ + 105^\circ$ and $\angle APR = 5x^\circ - 27^\circ$, then find $x$.

blackpanther Nov 19, 2023

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