展开全部

题目列表

题目内容

Quantity A

$$(2m+1)^{2}$$

Quantity B

$$(2(m+1))^{2}$$


$$x^{2}$$-$$y^{2}$$=-10

Quantity A

x+y

Quantity B

x-y


x is a negative integer

Quantity A

$$(2^x)^2$$

Quantity B

$$(x^2)^x$$


n is a positive integer

Quantity A: $$(\frac{1}{2})^{n}$$

Quantity B: (3)·$$(\frac{1}{10})^{n}$$

Quantity A

$$\frac{x}{(x+1)}$$

Quantity B

1


If n=$$2^{3}$$, then$$n^{n}$$=
s and t are positive integers, and $$32^{s}$$=$$2^{t}$$.

Quantity A

s:t

Quantity B

0.2


x ≥ 0

Quantity A

$$2^{x}$$+$$2^{x}$$+$$2^{x}$$+$$2^{x}$$

Quantity B

$$4^{x}$$+$$4^{x}$$


If a, b, x, and y are positive integers, and $$13^{a}$$*$$13^{b}$$=($$13^{x})^{y}$$=$$13^{13}$$, what is the average (arithmetic mean) of a, b, x, and y?

Give your answer as a decimal.
Which of the following is/are equal to $$\frac{1}{560}^{-4}$$?

Indicate all correct answers.
$$a_1$$=1, $$a_2$$=1, $$a_n$$=0.2$$a_{n-1}$$(n ≥ 3)

Quantity A: $$a_6$$

Quantity B: $$25^{3}$$$$0.2^{10}$$
Which of the following is equal to (6)($$14^{8}$$)+(15)($$14^{7}$$)?
$$x^{y}$$ > 0, x$$y^{2}$$ < 0

Quantity A

x

Quantity B

y


x is an integer greater than 1.

Quantity A

$$3^{x+1}$$

Quantity B

$$4^{x}$$


0 < a< b < 1 < c < d, c and d are both integers

Quantity A

$$a^{c-d}$$

Quantity B

$$b^{d-c}$$


The product of 702,368 and 96,638 lies between?
x, n and k are all integers, 0 < x < $$10^{7}$$, x=$$n^{k}$$

If the units digit of x is 5, and x could be transformed into both the square of an integer and the cube of an integer, then x must be?
The result of $$\sqrt{570}$$ ÷ $$\sqrt{7}$$ is closest to which of the following?
If $$\sqrt{108}$$ =$$a\sqrt{b}$$, where $$a$$ and $$b$$ are both positive integers, which of the following could be the value of a+b?

Indicate all such numbers.
x> $$\sqrt{5}$$

Quantity A

3x

Quantity B

$$\sqrt{45}$$


共收录:

25000 +道题目

211本备考书籍

最新提问