All Questions

353

Logs

If log _{ 16 }{ 49 } =a and log _{ 7 }{ 25 } =b
then { 4 }^{ ab+1 } = ?

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Guest May 23, 2022

379

Base numbers

What is the average of all positive integers that have four digits when written in base 3, but three digits when written in base 6? Write your answer in base 10.

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Guest May 23, 2022

351

trig

Find the measure, in degrees, of the smallest positive angle theta for which sin (3 theta) = cos (6 theta).

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Guest May 23, 2022

379

Geometry

In triangle ABC, D is the midpoint of BC. Given that AB=3cm, AC=5cm and BC=7cm, find AD.

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Guest May 23, 2022

384

+56

Interpreting a Function of Exponential Growth

i really need help

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smasai1324 May 23, 2022

-1

368

123

2+2*2=

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Guest May 23, 2022

386

find the integers values of x

x>-2 and x<4

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Guest May 23, 2022

358

+24

HELP ASAP, abt floor and ceiling

Evaluate

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TheOneXWZ May 23, 2022

403

write system of equations from context solver

Naomi and Hudson work at a dry cleaners ironing shirts. Naomi can iron 35 shirts per hour, and Hudson can iron 20 shirts per hour. Naomi and Hudson worked a combined 13 hours and ironed 395 shirts. Write a system of equations that could be used to determine read more ..

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Guest May 23, 2022

361

Coordinates

A =(10,-10) and O=(0,0) Determine the sum of all x and y coordinates of all points Q on the line y =x + 8 such that angle OQA =90

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Guest May 23, 2022

321

Counting problem

Catherine rolls a 6-sided die six times, and the product of her rolls is . How many different sequences of rolls could there have been? (The order of the rolls matters.)

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Guest May 23, 2022

262

Coordinates

A circle Gamma is tangent to the line y = -2 and also externally tangential to the circle x^2 + y^2 = 1. Given that the center of Gamma is O = (16,a), what is the value of a?

Guest May 23, 2022

360

Algebra

Ben is climbing a tree with a lot of branches. His height off the ground at time t is t^2-5t+29 feet. To the nearest foot, what will his minimum height be?

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Guest May 23, 2022

362

triangle question

In triangle PQR, PQ=13 , QR=14 , andPR= . Let M be the midpoint of QR . Find PM.

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Guest May 23, 2022

390

quadratic

What real value of t produces the smallest value of the quadratic t^2 -12t - 36?

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Guest May 23, 2022

358

geometry

Let XY be a tangent to a circle, and let be a XBA secant of the circle, as shown below. If AX = 16 and XY = 8, then what is AB?

read more ..

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Guest May 23, 2022

374

Math

The ratio of doughnuts to muffins to cookies left over after the school play was 1:3:6. There were 42 cookies. How many desserts were there altogether?

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Guest May 23, 2022

380

Help

Ben and Katie worked together to deliver newspapers. Ben delivered 5 out of every 8 newspapers. When they finished the job, Katie had delivered 8 fewer newspapers than Ben. How many newspapers did Ben deliver?

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Guest May 23, 2022

362

Inequality

Let a be the smallest integer satisfying the inequality x^2 - 15 < 2x, and let b be the largest integer satisfying the same inequality. What is b-a?

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Guest May 23, 2022

May 22, 2022

373

+40

Help! I need some really helpful hints! I'm stuck!

A circle centered at P with radius 10 and a circle centered at Q with radius 8 are externally tangent. A common external tangent intersects line PQ at R. Find QR.

Thanks!
read more ..

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PikachuLovesKetchup May 22, 2022

310

Fractions

What numeral is in the 100th decimal place in the decimal representation of ?

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Guest May 22, 2022

369

Algebra

Find the ordered pair (a,b) of real numbers for which x^2+ax+b has a non-real root whose cube is .

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Guest May 22, 2022

338

Counting question

The points of this 3-by-3 grid are equally spaced horizontally and vertically. How many different sets of three points of this grid can be the three vertices of a triangle?

read more ..

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Guest May 22, 2022

-2

315

+79

Let ABCD be a parallelogram. If AC = 9 and BD = 17, then find AB^2 + BC^2.

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imbadatmath May 22, 2022

All Questions ⁺⁰238459 Questions

Logs

Base numbers

trig

Geometry

Interpreting a Function of Exponential Growth

123

find the integers values of x

HELP ASAP, abt floor and ceiling

write system of equations from context solver

Coordinates

Counting problem

Coordinates

Algebra

triangle question

quadratic

geometry

Math

Help

Inequality

Help! I need some really helpful hints! I'm stuck!

Fractions

Algebra

Counting question

Let ABCD be a parallelogram. If AC = 9 and BD = 17, then find AB^2 + BC^2.

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