2006-09-21 05:29:38 · 20 answers · asked by durai r 1 in Science & Mathematics ➔ Mathematics
expression in mathemetics symbolises the comparision between 2 components for eg: 2x<3
in the above expression 2 quantities (2x and 3) are compared to each other.
An equation should compusarily contains an '=' sign i.e the quantities on both sides of this= sign are of equal magnitude and quantity
2006-09-21 06:49:50 · answer #1 · answered by sumanth p 2 · 1⤊ 0⤋
An expression does not include any equal to sign
For eg: 2x+3 would not be an equation but an expression
However, 2x+3=0, is definitely an equation with a solution
x= -3/2.
An expression does not have a definite solution.
2006-09-21 05:36:18 · answer #2 · answered by Anand 2 · 0⤊ 1⤋
like an equation has an = sign while an expression does not
eg
x+2=3x is an equation while
x+2+3x is an expression
2006-09-21 05:41:31 · answer #3 · answered by fatima b 4 · 0⤊ 1⤋
what's the version between an equation and an expression? incorporate an occasion of each and every. the version between an equation and an expression could be whilst in comparison with the version between a word and a sentence in grammar. An expression (i.e. 4x, 10 + 2, and so on.) could desire to be whilst in comparison with a difficulty or an merchandise. by themselves, they recommend little or no. once you upload a verb (=), you get an entire sentence (i.e. 4x = 10 + 2). are you able to unravel for a variable in an expression? clarify. No, no longer in a expression. x represents the variable interior the expression 4x. There are an endless style of opportunities you are able to replace for the x, so it can not be solved. are you able to unravel for a variable in an equation? clarify. specific. simply by fact we've an entire sentence we are able to make sense of the equation 4x = 10 + 2. simply by fact all of us be attentive to that 10 + 2 could be written as 12 and recommend a similar component, we are able to substitue the impressive selection for the x so the expressions on the two factors of the = sign characterize a similar fee. 4 * 3 = 10 + 2. Write a mathematical word or sentence on your classmates to translate. you have been assigned to deliver 4800 gizmos to a activity internet site. what number packing boxes could could desire to be loaded on each and every truck in case you are able to desire to %. 8 products in each and every container and you had 3 autos obtainable.
2016-10-17 09:42:46 · answer #4 · answered by ? 4 · 0⤊ 0⤋
An equation "equates" two different expressions, governed by some law, for eg,
according to newton's law, x=ut + 1/2 at^2.
2006-09-21 22:40:35 · answer #5 · answered by Anonymous · 0⤊ 1⤋
expression is something for computation for example area of a circle = pi*r^2 is expression. This leads to some different value for different parameter.
equation is some expression which has an unique set of solutions.
for example if for a circle i say area = 154 then
pi*r^2 = 154 is an equation and has a solution
r = sqrt(154/pi) = sqrt(154*7/22) appoximately = 7
2006-09-21 05:41:52 · answer #6 · answered by Mein Hoon Na 7 · 0⤊ 1⤋
expression is just any mathematical sentence. it may not tell u anything. eg: "2x + 7 " is an expression.
Now, lets take it as 2x + 7 = 5 . now u are EQUATING the "expression" with a value. Hence it becomes an equation.
2006-09-21 05:39:59 · answer #7 · answered by Anonymous · 0⤊ 1⤋
An equation is two valid algebraic expressions that are equal and are therefore separated by an "=" sign.
2006-09-21 11:31:44 · answer #8 · answered by rhino9joe 5 · 0⤊ 0⤋
an equation is an expression equated with some quantity
2006-09-21 05:33:13 · answer #9 · answered by Amith N 1 · 0⤊ 0⤋
An expression has no equal sign, an equation has an equal sign; it shows that something is equal to something.
2006-09-21 05:34:51 · answer #10 · answered by Owen W 1 · 0⤊ 0⤋