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A calculator able to solve the simultaneous linear equation with more unknowns is disclosed. Its calculation method includes directly inputting said equations by input device, judging of the equationconforms with the grammer by grammer judger, calculating, and outputting onswer by output device. Its...
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2 Without using a calculator, solve, for r and y, the simultaneous equations.[4] 8^5÷2^1=64 .3^4*(1/9)^(1-1)=81 3 ×=81. 相关知识点: 试题来源: 解析 8^x÷2^y=64 = 2^(3x)÷2^y=2^6 ⇒2^(3x-y)=2^6 =3x-y=6-(1) 3^(4x)*(1/9)^(Y-1)=8^1 3 3^(...
结果1 题目1. (i) Without using a calculator, solve, for x and y, the simultaneous equations64^x*4^y=1 3^y*81^(1/3)=81[5](ii) Sket h+heparabolay^2=5x .[2] 相关知识点: 试题来源: 解析 (i)∴y=60ry=-2(ii) 反馈 收藏 ...
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Related Symbolab blog posts High School Math Solutions – Quadratic Equations Calculator, Part 1 A quadratic equation is a second degree polynomial having the general form ax^2 + bx + c = 0, where a, b, and c...
Related Symbolab blog posts High School Math Solutions – Quadratic Equations Calculator, Part 1 A quadratic equation is a second degree polynomial having the general form ax^2 + bx + c = 0, where a, b, and c...