解決769-1 |Microsoft數學求解器

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769 - 1

= 11

評估

768

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因式分解

2^{8} \times 3

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測驗

769 - 1

視頻

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Subtracting 2-digit numbers | Mental math

來自 Web 搜索的類似問題

9, - 1, - 11

https://www.tiger-algebra.com/drill/9,-1,-11/

9,-1,-11 Your input 9,-1,-11 appears to be an arithmetic sequence Find the difference between the members a2-a1=-1-9=-10 a3-a2=-11--1=-10 The difference between every two adjacent members of ...

What is the slope of the line passing through

(3, 7); (6, - 1)

https://socratic.org/questions/what-is-the-slope-of-the-line-passing-through-3-7-6-1

- \frac{8}{3}

Explanation: we know,

m = \frac{y _{1} - y _{2}}{x _{1} - x _{2}} . . . . . . . . . . . . . . . . . . . . . . (1)

y_{1} = 7

What is the angle between

< - 3, 5, 6 >

< 9, - 1, 8 >

https://socratic.org/questions/what-is-the-angle-between-3-5-6-and-9-1-8

46.2 º

Explanation: The angle is obtained by using the definition of the dot product

u . v = ∣ u ∣ \cdot ∣ v ∣ cos θ

10

2013

ends in the digit

3

9

, on the other hand, the same number is written as

(2676)_{9}

and ends in the digit

6

. for how many positive integers

b

https://brainly.com/question/8700003

Counting question / solution verification

https://math.stackexchange.com/questions/2577783/counting-question-solution-verification

6 \cdot 75 = 450

swimmer-days, so there is an obvious upper bound to the number of 5-swimmer days of

\frac{4 5 0}{5} = 90

. Your schedule is a concrete example of such, so 90 days must be ...

Urn problem. Find probability.

https://math.stackexchange.com/questions/1705556/urn-problem-find-probability

You're right, though your solution is unnecessarily complicated. The probability is

\frac{( 5 0 9 9 6 )}{( 5 0 1 0 0 0 )} = \frac{9 5 0 \cdot 9 4 9 \cdot 9 4 8 \cdot 9 4 7}{1 0 0 0 \cdot 9 9 9 \cdot 9 9 8 \cdot 9 9 7} \approx 0.814 .

共享

已復制到剪貼板

768

從 769 減去 1 會得到 768。

示例

二次方程式

x^{2} - 4 x - 5 = 0

4 sin θ cos θ = 2 sin θ

y = 3 x + 4

699 * 533

[2534] [2 - 1 0135]

{8 x + 2 y = 46 7 x + 3 y = 47

\frac{d}{d x} \frac{( 3 x ^{2} - 2 )}{( x - 5 )}

\int_{0}^{1} x e^{- x^{2}} d x

x \to - 3 lim \frac{x ^{2} - 9}{x ^{2} + 2 x - 3}