All Questions ⁺⁰237705 Questions

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558

3

+466

help please ?????

Nine stones are arranged in a straight line. They are counted from left to right as , and then from right to left, so that the stone previously counted as 8 is counted as 10. The pattern is continued to the left until the stone previously counted read more ..

dududsu2 Nov 30, 2020

0

875

1

+466

What is the ones digit of $1^{2009} + 2^{2009} + 3^{2009} + \cdots + 2009^{2009}?$

dududsu2 Nov 30, 2020

+1

848

1

+466

Suppose that $p$ is prime and $1007_p+306_p+113_p+125_p+6_p=142_p+271_p+360_p$. How many possible values of $p$ are there?

dududsu2 Nov 30, 2020

0

746

3

+466

A base-10 integer $n=4\triangle_9=\triangle0_7$, where $\triangle$ represents a single digit. What is the value of $n$?

dududsu2 Nov 30, 2020

0

549

1

Two sectors of a circle of radius 12 overlap as shown

Two sectors of a circle of radius 12 overlap as shown, with P and R as the centers of the respective circles. Determine the area of the shaded region.

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Guest Nov 30, 2020

0

665

1

+466

How many of the same digits are found in the base 7 and base 8 representations of $629_{10}$?

dududsu2 Nov 30, 2020

0

529

4

If $x$, $y$, and $z$ are real numbers for which? Then what is $xyz$

Guest Nov 30, 2020

0

347

0

real roots

Find the product of all positive integer values of c such that 3x^2 + 17x + c has two real roots.

Guest Nov 30, 2020

0

926

2

You have linear functions $p(x)$ and $q(x)$. You know $p(2)=3$, and $p(q(x))=4x+7$ for all $x$. Find $q(-1)$.

Guest Nov 30, 2020

0

919

3

+466

Find the sum of all values of $x$ such that $\log_{3^2}(x-1)^2 = -1.$

dududsu2 Nov 30, 2020

0

370

0

24 + x chia hết cho 2 và 3

24 + x chia hết cho 2 và 3

Guest Nov 30, 2020

0

378

0

Elimizde 50 kirmizi 50

Elimizde 50 kirmizi 50 beyaz bilyemiz var iki kapta istediginiz gibi karistirin sonrasinda gozleriniz kapali olarak her iki kaptanda birer bilye cekiniz bu cektiginiz iki bilyenin beyaz olabilme olasiligini % 99 olmasini saglayiniz?

Guest Nov 30, 2020

0

499

1

geometry

Guest Nov 30, 2020

0

491

1

triangle

Guest Nov 30, 2020

0

456

1

geo prob

In triangle ABC, CA = 4sqrt2, CB = 4sqrt3, and angle A = 45 degrees. What is B in degrees?

Guest Nov 30, 2020

0

655

3

logarithm

Let log base 4 of 3 = x. Then log base 8 of 27 = kx. Find k.

Guest Nov 30, 2020

0

522

2

two chords

Two chords, AB and CD meet inside a circle at P If AP = 3 and CP = 7 then what is BP/DP?

Guest Nov 30, 2020

0

969

4

+133

Help please!

What angles are coterminal to an angle measuring −7π/3 and 4π/7?

Thank you! 😀

Spring Nov 30, 2020

0

514

1

quadratic

There are two distinct solutions x to the equation 18 + 5x^2 = 30x. If each solution is rounded to the nearest integer, and then these two integers are multiplied together, what is the result?

Guest Nov 30, 2020

0

589

1

A box contains 4 white balls and 5 red balls

A box contains 4 white balls and 5 red balls. I draw 3 of them out of the box, one at a time, and set them aside. What is the probability that all three balls have the same color?

Guest Nov 30, 2020

0

514

2

probability

The faces of two regular dodecahedra are labeled with the numbers 1 to 12 in order to make dice. If these dice are rolled, what is the probability that the sum of the two top numbers is greater than 16?

Guest Nov 30, 2020

Nov 29, 2020

0

591

2

Binomials Help

What non-zero integer must be placed in the square so that the simplified product of these two binomials is a binomial: $(3x+2)(12x-\Box )$?

Guest Nov 29, 2020

0

707

1

probability

Cosmin has three ping pong balls, and ten cups in front of him. If he throws the ping pong balls into the cups, what is the probability that exactly two balls land in the same cup? (A ping pong ball has an equal probability of landing in any cup.)
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Guest Nov 29, 2020

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