Apath is 0.75m wide mrkessel extends the width by placing blocks 20cm wide on each side of the path what is the new width of the path in meters

Hello i need some with trigonometric substitutions. [tex]\int\limits^a_b {x} \, dx[/tex]

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.

Here is another math questions. i will keep asking different questions. 4^2x=6