首页
(1)计算:|-3|+2cos45°-(-1);(2)解方程:x2+2x=2.
试题详情
(1)计算:|-3|+2cos45°-(
-1);
(2)解方程:x
2+2x=2.
相关试题
-
(1)计算:(-2)2+tan45°-2cos60°;
(2)解方程:x2-2x-2=0.
-
(1)计算:(-2)2+tan45°-2cos60°;
(2)解方程:x2-2x-2=0.
-
①计算2cos30°+tan60°-2tan45°•tan60°.
②解方程:x2+2x-1=0.
-
(2009•义乌)(1)计算:(-2)2+tan45°-2cos60°;
(2)解方程:x2-2x-2=0.
-
(1)计算:|-3|+2cos45°-(-1);
(2)解方程:x2+2x=2.
-
(2009•义乌)(1)计算:(-2)2+tan45°-2cos60°;
(2)解方程:x2-2x-2=0.
-
(1)计算:|-3|+2cos45°-(-1);
(2)解方程:x2+2x=2.
-
(1)计算:(-2)2+tan45°-2cos60°;
(2)解方程:x2-2x-2=0.
-
(2009•义乌)(1)计算:(-2)2+tan45°-2cos60°;
(2)解方程:x2-2x-2=0.
-
(1)计算:|-3|+2cos45°-(-1);
(2)解方程:x2+2x=2.