4^x-8^y=0
2^2x=2^3y
2x=3y
3^(x+1).9^(-y)=1
3^(x+1).3^(-2y)=1
x+1-2y=0
y=2,x=3
solve the problems
solve the problems
4^x-8^y=0
3^(X+1).9^(-y)=1
4^x-8^y=0
3^(X+1).9^(-y)=1
數(shù)學(xué)人氣：270 ℃時(shí)間：2020-10-02 02:33:21
優(yōu)質(zhì)解答
我來(lái)回答
類(lèi)似推薦
- solve the problems...
- solve the problem等于什么
- Only____solve the problem.
- solve the problem 什麼意思?
- The problem is ___ to solve.
- It was four days ago____ the man was put into prison again.
- 完全失重的時(shí)候?yàn)槭裁此纬山^對(duì)球形
- 高中數(shù)學(xué)排列組合公式Cnm（n為下標(biāo),m為上標(biāo)）=n!/m!（n-m）!是怎么來(lái)的
- 一個(gè)直角三角形的三邊長(zhǎng)為連續(xù)偶數(shù),則它各邊長(zhǎng)為?勾股定理怎么算出來(lái)的啊?
- 我很在乎你 用英文怎么寫(xiě)
- +500度和-400度的眼鏡片,哪個(gè)是近視鏡片它的焦度是多少,焦距是多少
- 已知a
猜你喜歡
- 1sin(π-θ）+cos(2π-θ）/cos(5π/2-θ)+sin(3π/2+θ)=2,則sinθcosθ=______
- 2一到四年級(jí)的古詩(shī)
- 3南宋時(shí)兩大詞人被譽(yù)為“蘇辛”,“蘇”指的是蘇軾,那“辛”指的是哪位豪放派詞人?
- 4數(shù)學(xué)題,誰(shuí)來(lái)幫幫我呀!O(∩_∩)O謝謝!要過(guò)程.000
- 5Although laughter ___ the room ,she feilt lonely.
- 6我們腳下的這塊土地也是一本有趣的書(shū)(縮句)
- 7形容路途遙遠(yuǎn).——寫(xiě)一成語(yǔ)
- 8趣味語(yǔ)文小故事
- 9比喻琴聲優(yōu)美動(dòng)聽(tīng)的句子
- 10什么叫“四不像”?
- 11怎樣配置火堿消毒液,
- 12求 大工12春《高等數(shù)學(xué)》（上）在線(xiàn)作業(yè)2