Examlex
Solve the problem.
-How many different license plates can be made using 3 letters followed by 4 digits selected from the digits 0 through 9, if neither letters nor digits may be repeated?
Pectin
A complex carbohydrate found in the cell walls of plants that is often used as a gelling agent in foods and for its dietary fiber properties.
Hemicellulose
A polysaccharide found in plant cell walls that works with cellulose and lignin to provide structural support.
Lignin
A complex organic polymer deposited in the cell walls of many plants, making them rigid and woody.
Cellulose
A complex carbohydrate that constitutes the primary structural component of plant cell walls and is a dietary fiber in human nutrition.
Q14: Let <span class="ql-formula" data-value="A =
Q21: <span class="ql-formula" data-value="- 8 x ^ {
Q81: <span class="ql-formula" data-value="f(x)=e^{x-5}"><span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mi>f</mi><mo stretchy="false">(</mo><mi>x</mi><mo
Q109: Find the values of <span
Q151: <span class="ql-formula" data-value="\frac { 6 - x
Q195: <span class="ql-formula" data-value="\frac { \frac { x
Q195: <span class="ql-formula" data-value="x ^ { 2 }
Q215: <span class="ql-formula" data-value="9 + ( 2 +
Q244: 2 , 10 , 18 ,
Q276: <span class="ql-formula" data-value="\frac { 21 } {