问题 Simplify the expression 86147xr2 Evaluate x×76140295×r2×1Covert the mixed number to an improper fraction 更多步骤 Convert the expressions 76140295Multiply the denominator of the fraction by the whole number and add the numerator of the fraction 40761×40+295Multiply the terms 4030440+295Add the terms 4030735 x×4030735r2×1Rewrite the expression x×4030735r2解题方案 更多步骤 Evaluate 1×4030735Any expression multiplied by 1 remains the same 4030735Reduce the fraction 86147 86147xr2 显示解题方案
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矩阵 代数 微积分 三角学 矩阵