From Förberedande kurs i matematik 1

Revision as of 06:50, 21 August 2008 (edit) Tekbot (Talk | contribs) m (Robot: Automated text replacement (-[[Bild: +[[Image:)) ← Previous diff		Current revision (07:35, 30 September 2008) (edit) (undo) Tek (Talk | contribs) m
(2 intermediate revisions not shown.)
Line 1:		Line 1:
-	{{NAVCONTENT_START}}	+	The expression <math>\sqrt{7^{5}}</math> can be written as <math>(7^{5})^{1/2}</math>
-	<center> [[Image:3_1_1b.gif]] </center>	+	and then the power rules give that this is equal to <math>7^{5\cdot \frac{1}{2}} = 7^{5/2}</math>.
-	{{NAVCONTENT_STOP}}	+

---

Current revision

The expression \displaystyle \sqrt{7^{5}} can be written as \displaystyle (7^{5})^{1/2} and then the power rules give that this is equal to \displaystyle 7^{5\cdot \frac{1}{2}} = 7^{5/2}.