用符号计算验证三角等式:sin(1)cos(2)-cos(1)sin(2) =sin(1-2),a=1,b=2y=sym('sin(a)*cos(b)-c
MATLAB中用符号计算验证三角等式验证 sinx1cosx2-cosx1sinx2=sin(x1-x2) 答案 直接键入syms x1 x2expand(sin(x1)*cos(x2)-cos(x1)*sin(x2)-sin(x1-x2))>> expand(sin(x1)*cos(x2)-cos(x1)*sin(x2)-sin(x1-x2))ans =0 结果二 题目 MATLAB中用符号计算验证三角等式 验证 sinx1cosx2-cosx...
百度试题 结果1 题目MATLAB中用符号计算验证三角等式 (sin(x))^2+(cos(x))^2=1 相关知识点: 试题来源: 解析 >> syms x>> y=(sin(x))^2+(cos(x))^2y =cos(x)^2 + sin(x)^2>> simplify(y)ans = 1
>> expand(sin(x1)*cos(x2)-cos(x1)*sin(x2)-sin(x1-x2))ans =0 解析看不懂?免费查看同类题视频解析查看解答 相似问题 MATLAB中用符号计算验证三角等式 (sin(x))^2+(cos(x))^2=1 MATLAB 中绝对值符号如何编辑 特别推荐 热点考点 2022年高考真题试卷汇总 2022年高中期中试卷汇总 2022年高中...
syms x1 x2expand(sin(x1)*cos(x2)-cos(x1)*sin(x2)-sin(x1-x2))>> expand(sin(x1)*cos(x2)-cos(x1)*sin(x2)-sin(x1-x2))ans =0 解析看不懂?免费查看同类题视频解析查看解答 相似问题 MATLAB中用符号计算验证三角等式 (sin(x))^2+(cos(x))^2=1 MATLAB 中绝对值符号如何编辑...
>> syms x >> y=(sin(x))^2+(cos(x))^2 y = cos(x)^2 + sin(x)^2 >> simplify(y)ans = 1
相似问题 设a为第二象限角,试判断三角式sin(cosa)/cos(sina)符号 matlab 符号运算 如:x=(ab/y(o))^2*x(0),y=(c*x(0)^2+(ab)^2,x*cos(t)=(x+y)*sin(t),R=x*sin(t)+(x^2) *y MATLAB中用符号计算验证三角等式 特别推荐 ...
matlab 符号运算 如:x=(ab/y(o))^2*x(0),y=(c*x(0)^2+(ab)^2,x*cos(t)=(x+y)*sin(t),R=x*sin(t)+(x^2) *y 21227 MATLAB中用符号计算验证三角等式 直接键入syms x1 x2expand(sin(x1)*cos(x2)-cos(x1)*sin(x2)-sin(x1-x2))>> expand(sin(x1)*cos(x2)-cos(x1)*sin(...